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Convert mqtt platforms to async (#6145)

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* Convert mqtt platforms to async

* fix lint

* add more platforms

* convert mqtt_eventstream

* fix lint / add mqtt_room

* fix lint

* fix test part 1

* fix test part 2

* fix out of memory bug

* address comments
This commit is contained in:
Pascal Vizeli 2017-02-22 09:43:22 +01:00 • committed by GitHub
parent 65ed85c6eb
commit b0d3bbed79
15 changed files with 509 additions and 291 deletions
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63
homeassistant/components/lock/mqtt.py
View file

@ -4,10 +4,12 @@ Support for MQTT locks.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/lock.mqtt/
"""
import asyncio
import logging
import voluptuous as vol
from homeassistant.core import callback
from homeassistant.components.lock import LockDevice
from homeassistant.components.mqtt import (
CONF_STATE_TOPIC, CONF_COMMAND_TOPIC, CONF_QOS, CONF_RETAIN)
@ -38,14 +40,14 @@ PLATFORM_SCHEMA = mqtt.MQTT_RW_PLATFORM_SCHEMA.extend({
})
# pylint: disable=unused-argument
def setup_platform(hass, config, add_devices, discovery_info=None):
@asyncio.coroutine
def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
"""Setup the MQTT lock."""
value_template = config.get(CONF_VALUE_TEMPLATE)
if value_template is not None:
value_template.hass = hass
add_devices([MqttLock(
hass,
yield from async_add_devices([MqttLock(
config.get(CONF_NAME),
config.get(CONF_STATE_TOPIC),
config.get(CONF_COMMAND_TOPIC),
@ -61,11 +63,10 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
class MqttLock(LockDevice):
"""Represents a lock that can be toggled using MQTT."""
def __init__(self, hass, name, state_topic, command_topic, qos, retain,
def __init__(self, name, state_topic, command_topic, qos, retain,
payload_lock, payload_unlock, optimistic, value_template):
"""Initialize the lock."""
self._state = False
self._hass = hass
self._name = name
self._state_topic = state_topic
self._command_topic = command_topic
@ -74,25 +75,33 @@ class MqttLock(LockDevice):
self._payload_lock = payload_lock
self._payload_unlock = payload_unlock
self._optimistic = optimistic
self._template = value_template
@asyncio.coroutine
def async_added_to_hass(self):
"""Subscribe mqtt events.
This method is a coroutine.
"""
@callback
def message_received(topic, payload, qos):
"""A new MQTT message has been received."""
if value_template is not None:
payload = value_template.render_with_possible_json_value(
if self._template is not None:
payload = self._template.async_render_with_possible_json_value(
payload)
if payload == self._payload_lock:
self._state = True
self.schedule_update_ha_state()
elif payload == self._payload_unlock:
self._state = False
self.schedule_update_ha_state()
self.hass.async_add_job(self.async_update_ha_state())
if self._state_topic is None:
# Force into optimistic mode.
self._optimistic = True
else:
mqtt.subscribe(
hass, self._state_topic, message_received, self._qos)
yield from mqtt.async_subscribe(
self.hass, self._state_topic, message_received, self._qos)
@property
def should_poll(self):
@ -114,20 +123,30 @@ class MqttLock(LockDevice):
"""Return true if we do optimistic updates."""
return self._optimistic
def lock(self, **kwargs):
"""Lock the device."""
mqtt.publish(self.hass, self._command_topic, self._payload_lock,
self._qos, self._retain)
@asyncio.coroutine
def async_lock(self, **kwargs):
"""Lock the device.
This method is a coroutine.
"""
mqtt.async_publish(
self.hass, self._command_topic, self._payload_lock, self._qos,
self._retain)
if self._optimistic:
# Optimistically assume that switch has changed state.
self._state = True
self.schedule_update_ha_state()
self.hass.async_add_job(self.async_update_ha_state())
def unlock(self, **kwargs):
"""Unlock the device."""
mqtt.publish(self.hass, self._command_topic, self._payload_unlock,
self._qos, self._retain)
@asyncio.coroutine
def async_unlock(self, **kwargs):
"""Unlock the device.
This method is a coroutine.
"""
mqtt.async_publish(
self.hass, self._command_topic, self._payload_unlock, self._qos,
self._retain)
if self._optimistic:
# Optimistically assume that switch has changed state.
self._state = False
self.schedule_update_ha_state()
self.hass.async_add_job(self.async_update_ha_state())