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Remove unneeded dispatcher in mqtt discovery (#118205)

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This commit is contained in:
J. Nick Koston 2024-05-26 17:07:24 -10:00 committed by GitHub
parent 9dc580e5de
commit c15f7f304f
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GPG Key ID: B5690EEEBB952194
2 changed files with 17 additions and 25 deletions
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40
homeassistant/components/mqtt/discovery.py
View File

@ -54,7 +54,6 @@ MQTT_DISCOVERY_UPDATED: SignalTypeFormat[MQTTDiscoveryPayload] = SignalTypeForma
MQTT_DISCOVERY_NEW: SignalTypeFormat[MQTTDiscoveryPayload] = SignalTypeFormat(
"mqtt_discovery_new_{}_{}"
)
MQTT_DISCOVERY_NEW_COMPONENT = "mqtt_discovery_new_component"
MQTT_DISCOVERY_DONE: SignalTypeFormat[Any] = SignalTypeFormat(
"mqtt_discovery_done_{}_{}"
)
@ -110,17 +109,11 @@ async def async_start( # noqa: C901
mqtt_data = hass.data[DATA_MQTT]
platform_setup_lock: dict[str, asyncio.Lock] = {}
async def _async_component_setup(discovery_payload: MQTTDiscoveryPayload) -> None:
"""Perform component set up."""
@callback
def _async_add_component(discovery_payload: MQTTDiscoveryPayload) -> None:
"""Add a component from a discovery message."""
discovery_hash = discovery_payload.discovery_data[ATTR_DISCOVERY_HASH]
component, discovery_id = discovery_hash
platform_setup_lock.setdefault(component, asyncio.Lock())
async with platform_setup_lock[component]:
if component not in mqtt_data.platforms_loaded:
await async_forward_entry_setup_and_setup_discovery(
hass, config_entry, {component}
)
# Add component
message = f"Found new component: {component} {discovery_id}"
async_log_discovery_origin_info(message, discovery_payload)
mqtt_data.discovery_already_discovered.add(discovery_hash)
@ -128,11 +121,16 @@ async def async_start( # noqa: C901
hass, MQTT_DISCOVERY_NEW.format(component, "mqtt"), discovery_payload
)
mqtt_data.reload_dispatchers.append(
async_dispatcher_connect(
hass, MQTT_DISCOVERY_NEW_COMPONENT, _async_component_setup
)
)
async def _async_component_setup(
component: str, discovery_payload: MQTTDiscoveryPayload
) -> None:
"""Perform component set up."""
async with platform_setup_lock.setdefault(component, asyncio.Lock()):
if component not in mqtt_data.platforms_loaded:
await async_forward_entry_setup_and_setup_discovery(
hass, config_entry, {component}
)
_async_add_component(discovery_payload)
@callback
def async_discovery_message_received(msg: ReceiveMessage) -> None: # noqa: C901
@ -297,7 +295,9 @@ async def async_start( # noqa: C901
if component not in mqtt_data.platforms_loaded and payload:
# Load component first
async_dispatcher_send(hass, MQTT_DISCOVERY_NEW_COMPONENT, payload)
config_entry.async_create_task(
hass, _async_component_setup(component, payload)
)
elif already_discovered:
# Dispatch update
message = f"Component has already been discovered: {component} {discovery_id}, sending update"
@ -306,13 +306,7 @@ async def async_start( # noqa: C901
hass, MQTT_DISCOVERY_UPDATED.format(*discovery_hash), payload
)
elif payload:
# Add component
message = f"Found new component: {component} {discovery_id}"
async_log_discovery_origin_info(message, payload)
mqtt_data.discovery_already_discovered.add(discovery_hash)
async_dispatcher_send(
hass, MQTT_DISCOVERY_NEW.format(component, "mqtt"), payload
)
_async_add_component(payload)
else:
# Unhandled discovery message
async_dispatcher_send(

2
tests/components/mqtt/test_discovery.py
View File

@ -18,7 +18,6 @@ from homeassistant.components.mqtt.abbreviations import (
from homeassistant.components.mqtt.discovery import (
MQTT_DISCOVERY_DONE,
MQTT_DISCOVERY_NEW,
MQTT_DISCOVERY_NEW_COMPONENT,
MQTT_DISCOVERY_UPDATED,
MQTTDiscoveryPayload,
async_start,
@ -1783,7 +1782,6 @@ async def test_update_with_bad_config_not_breaks_discovery(
"signal_message",
[
MQTT_DISCOVERY_NEW,
MQTT_DISCOVERY_NEW_COMPONENT,
MQTT_DISCOVERY_UPDATED,
MQTT_DISCOVERY_DONE,
],