93f45779c6
A recent change caused an issue if a single static wemo device is offline and could not be reached, then the whole component would not initialize (and therefore all other wemo devices are not added).
154 lines
4.2 KiB
Python
154 lines
4.2 KiB
Python
"""
|
|
Support for WeMo device discovery.
|
|
|
|
For more details about this component, please refer to the documentation at
|
|
https://home-assistant.io/components/wemo/
|
|
"""
|
|
import logging
|
|
|
|
import requests
|
|
import voluptuous as vol
|
|
|
|
from homeassistant.components.discovery import SERVICE_WEMO
|
|
from homeassistant.helpers import discovery
|
|
from homeassistant.helpers import config_validation as cv
|
|
|
|
from homeassistant.const import EVENT_HOMEASSISTANT_STOP
|
|
|
|
REQUIREMENTS = ['pywemo==0.4.28']
|
|
|
|
DOMAIN = 'wemo'
|
|
|
|
# Mapping from Wemo model_name to component.
|
|
WEMO_MODEL_DISPATCH = {
|
|
'Bridge': 'light',
|
|
'CoffeeMaker': 'switch',
|
|
'Dimmer': 'light',
|
|
'Insight': 'switch',
|
|
'LightSwitch': 'switch',
|
|
'Maker': 'switch',
|
|
'Motion': 'binary_sensor',
|
|
'Sensor': 'binary_sensor',
|
|
'Socket': 'switch'
|
|
}
|
|
|
|
SUBSCRIPTION_REGISTRY = None
|
|
KNOWN_DEVICES = []
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
|
|
def coerce_host_port(value):
|
|
"""Validate that provided value is either just host or host:port.
|
|
|
|
Returns (host, None) or (host, port) respectively.
|
|
"""
|
|
host, _, port = value.partition(':')
|
|
|
|
if not host:
|
|
raise vol.Invalid('host cannot be empty')
|
|
|
|
if port:
|
|
port = cv.port(port)
|
|
else:
|
|
port = None
|
|
|
|
return host, port
|
|
|
|
|
|
CONF_STATIC = 'static'
|
|
|
|
CONFIG_SCHEMA = vol.Schema({
|
|
DOMAIN: vol.Schema({
|
|
vol.Optional(CONF_STATIC, default=[]): vol.Schema([
|
|
vol.All(cv.string, coerce_host_port)
|
|
])
|
|
}),
|
|
}, extra=vol.ALLOW_EXTRA)
|
|
|
|
|
|
def setup(hass, config):
|
|
"""Set up for WeMo devices."""
|
|
import pywemo
|
|
|
|
global SUBSCRIPTION_REGISTRY
|
|
SUBSCRIPTION_REGISTRY = pywemo.SubscriptionRegistry()
|
|
SUBSCRIPTION_REGISTRY.start()
|
|
|
|
def stop_wemo(event):
|
|
"""Shutdown Wemo subscriptions and subscription thread on exit."""
|
|
_LOGGER.info("Shutting down subscriptions.")
|
|
SUBSCRIPTION_REGISTRY.stop()
|
|
|
|
hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, stop_wemo)
|
|
|
|
def discovery_dispatch(service, discovery_info):
|
|
"""Dispatcher for WeMo discovery events."""
|
|
# name, model, location, mac
|
|
model_name = discovery_info.get('model_name')
|
|
serial = discovery_info.get('serial')
|
|
|
|
# Only register a device once
|
|
if serial in KNOWN_DEVICES:
|
|
return
|
|
_LOGGER.debug('Discovered unique device %s', serial)
|
|
KNOWN_DEVICES.append(serial)
|
|
|
|
component = WEMO_MODEL_DISPATCH.get(model_name, 'switch')
|
|
|
|
discovery.load_platform(hass, component, DOMAIN, discovery_info,
|
|
config)
|
|
|
|
discovery.listen(hass, SERVICE_WEMO, discovery_dispatch)
|
|
|
|
def setup_url_for_device(device):
|
|
"""Determine setup.xml url for given device."""
|
|
return 'http://{}:{}/setup.xml'.format(device.host, device.port)
|
|
|
|
def setup_url_for_address(host, port):
|
|
"""Determine setup.xml url for given host and port pair."""
|
|
if not port:
|
|
port = pywemo.ouimeaux_device.probe_wemo(host)
|
|
|
|
if not port:
|
|
return None
|
|
|
|
return 'http://{}:{}/setup.xml'.format(host, port)
|
|
|
|
devices = []
|
|
|
|
for host, port in config.get(DOMAIN, {}).get(CONF_STATIC, []):
|
|
url = setup_url_for_address(host, port)
|
|
|
|
if not url:
|
|
_LOGGER.error(
|
|
'Unable to get description url for %s',
|
|
'{}:{}'.format(host, port) if port else host)
|
|
continue
|
|
|
|
try:
|
|
device = pywemo.discovery.device_from_description(url, None)
|
|
except (requests.exceptions.ConnectionError,
|
|
requests.exceptions.Timeout) as err:
|
|
_LOGGER.error('Unable to access %s (%s)', url, err)
|
|
continue
|
|
|
|
devices.append((url, device))
|
|
|
|
_LOGGER.info("Scanning for WeMo devices.")
|
|
devices.extend(
|
|
(setup_url_for_device(device), device)
|
|
for device in pywemo.discover_devices())
|
|
|
|
for url, device in devices:
|
|
_LOGGER.info('Adding wemo at %s:%i', device.host, device.port)
|
|
|
|
discovery_info = {
|
|
'model_name': device.model_name,
|
|
'serial': device.serialnumber,
|
|
'mac_address': device.mac,
|
|
'ssdp_description': url,
|
|
}
|
|
|
|
discovery.discover(hass, SERVICE_WEMO, discovery_info)
|
|
return True
|