core/homeassistant/components/konnected/__init__.py

455 lines
17 KiB
Python

"""
Support for Konnected devices.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/konnected/
"""
import asyncio
import hmac
import json
import logging
import voluptuous as vol
from aiohttp.hdrs import AUTHORIZATION
from aiohttp.web import Request, Response
from homeassistant.components.binary_sensor import DEVICE_CLASSES_SCHEMA
from homeassistant.components.discovery import SERVICE_KONNECTED
from homeassistant.components.http import HomeAssistantView
from homeassistant.const import (
EVENT_HOMEASSISTANT_START, HTTP_BAD_REQUEST, HTTP_NOT_FOUND,
HTTP_UNAUTHORIZED, CONF_DEVICES, CONF_BINARY_SENSORS, CONF_SWITCHES,
CONF_HOST, CONF_PORT, CONF_ID, CONF_NAME, CONF_TYPE, CONF_PIN, CONF_ZONE,
CONF_ACCESS_TOKEN, ATTR_ENTITY_ID, ATTR_STATE, STATE_ON)
from homeassistant.helpers.dispatcher import (
async_dispatcher_send, dispatcher_send)
from homeassistant.helpers import discovery
from homeassistant.helpers import config_validation as cv
_LOGGER = logging.getLogger(__name__)
REQUIREMENTS = ['konnected==0.1.4']
DOMAIN = 'konnected'
CONF_ACTIVATION = 'activation'
CONF_API_HOST = 'api_host'
CONF_MOMENTARY = 'momentary'
CONF_PAUSE = 'pause'
CONF_REPEAT = 'repeat'
CONF_INVERSE = 'inverse'
CONF_BLINK = 'blink'
CONF_DISCOVERY = 'discovery'
STATE_LOW = 'low'
STATE_HIGH = 'high'
PIN_TO_ZONE = {1: 1, 2: 2, 5: 3, 6: 4, 7: 5, 8: 'out', 9: 6}
ZONE_TO_PIN = {zone: pin for pin, zone in PIN_TO_ZONE.items()}
_BINARY_SENSOR_SCHEMA = vol.All(
vol.Schema({
vol.Exclusive(CONF_PIN, 's_pin'): vol.Any(*PIN_TO_ZONE),
vol.Exclusive(CONF_ZONE, 's_pin'): vol.Any(*ZONE_TO_PIN),
vol.Required(CONF_TYPE): DEVICE_CLASSES_SCHEMA,
vol.Optional(CONF_NAME): cv.string,
vol.Optional(CONF_INVERSE, default=False): cv.boolean,
}), cv.has_at_least_one_key(CONF_PIN, CONF_ZONE)
)
_SWITCH_SCHEMA = vol.All(
vol.Schema({
vol.Exclusive(CONF_PIN, 'a_pin'): vol.Any(*PIN_TO_ZONE),
vol.Exclusive(CONF_ZONE, 'a_pin'): vol.Any(*ZONE_TO_PIN),
vol.Optional(CONF_NAME): cv.string,
vol.Optional(CONF_ACTIVATION, default=STATE_HIGH):
vol.All(vol.Lower, vol.Any(STATE_HIGH, STATE_LOW)),
vol.Optional(CONF_MOMENTARY):
vol.All(vol.Coerce(int), vol.Range(min=10)),
vol.Optional(CONF_PAUSE):
vol.All(vol.Coerce(int), vol.Range(min=10)),
vol.Optional(CONF_REPEAT):
vol.All(vol.Coerce(int), vol.Range(min=-1)),
}), cv.has_at_least_one_key(CONF_PIN, CONF_ZONE)
)
# pylint: disable=no-value-for-parameter
CONFIG_SCHEMA = vol.Schema(
{
DOMAIN: vol.Schema({
vol.Required(CONF_ACCESS_TOKEN): cv.string,
vol.Optional(CONF_API_HOST): vol.Url(),
vol.Required(CONF_DEVICES): [{
vol.Required(CONF_ID): cv.matches_regex("[0-9a-f]{12}"),
vol.Optional(CONF_BINARY_SENSORS): vol.All(
cv.ensure_list, [_BINARY_SENSOR_SCHEMA]),
vol.Optional(CONF_SWITCHES): vol.All(
cv.ensure_list, [_SWITCH_SCHEMA]),
vol.Optional(CONF_HOST): cv.string,
vol.Optional(CONF_PORT): cv.port,
vol.Optional(CONF_BLINK, default=True): cv.boolean,
vol.Optional(CONF_DISCOVERY, default=True): cv.boolean,
}],
}),
},
extra=vol.ALLOW_EXTRA,
)
DEPENDENCIES = ['http']
ENDPOINT_ROOT = '/api/konnected'
UPDATE_ENDPOINT = (ENDPOINT_ROOT + r'/device/{device_id:[a-zA-Z0-9]+}')
SIGNAL_SENSOR_UPDATE = 'konnected.{}.update'
async def async_setup(hass, config):
"""Set up the Konnected platform."""
import konnected
cfg = config.get(DOMAIN)
if cfg is None:
cfg = {}
access_token = cfg.get(CONF_ACCESS_TOKEN)
if DOMAIN not in hass.data:
hass.data[DOMAIN] = {
CONF_ACCESS_TOKEN: access_token,
CONF_API_HOST: cfg.get(CONF_API_HOST)
}
def setup_device(host, port):
"""Set up a Konnected device at `host` listening on `port`."""
discovered = DiscoveredDevice(hass, host, port)
if discovered.is_configured:
discovered.setup()
else:
_LOGGER.warning("Konnected device %s was discovered on the network"
" but not specified in configuration.yaml",
discovered.device_id)
def device_discovered(service, info):
"""Call when a Konnected device has been discovered."""
host = info.get(CONF_HOST)
port = info.get(CONF_PORT)
setup_device(host, port)
async def manual_discovery(event):
"""Init devices on the network with manually assigned addresses."""
specified = [dev for dev in cfg.get(CONF_DEVICES) if
dev.get(CONF_HOST) and dev.get(CONF_PORT)]
while specified:
for dev in specified:
_LOGGER.debug("Discovering Konnected device %s at %s:%s",
dev.get(CONF_ID),
dev.get(CONF_HOST),
dev.get(CONF_PORT))
try:
await hass.async_add_executor_job(setup_device,
dev.get(CONF_HOST),
dev.get(CONF_PORT))
specified.remove(dev)
except konnected.Client.ClientError as err:
_LOGGER.error(err)
await asyncio.sleep(10) # try again in 10 seconds
# Initialize devices specified in the configuration on boot
for device in cfg.get(CONF_DEVICES):
ConfiguredDevice(hass, device, config).save_data()
discovery.async_listen(
hass,
SERVICE_KONNECTED,
device_discovered)
hass.http.register_view(KonnectedView(access_token))
hass.bus.async_listen_once(EVENT_HOMEASSISTANT_START, manual_discovery)
return True
class ConfiguredDevice:
"""A representation of a configured Konnected device."""
def __init__(self, hass, config, hass_config):
"""Initialize the Konnected device."""
self.hass = hass
self.config = config
self.hass_config = hass_config
@property
def device_id(self):
"""Device id is the MAC address as string with punctuation removed."""
return self.config.get(CONF_ID)
def save_data(self):
"""Save the device configuration to `hass.data`."""
sensors = {}
for entity in self.config.get(CONF_BINARY_SENSORS) or []:
if CONF_ZONE in entity:
pin = ZONE_TO_PIN[entity[CONF_ZONE]]
else:
pin = entity[CONF_PIN]
sensors[pin] = {
CONF_TYPE: entity[CONF_TYPE],
CONF_NAME: entity.get(CONF_NAME, 'Konnected {} Zone {}'.format(
self.device_id[6:], PIN_TO_ZONE[pin])),
CONF_INVERSE: entity.get(CONF_INVERSE),
ATTR_STATE: None
}
_LOGGER.debug('Set up sensor %s (initial state: %s)',
sensors[pin].get('name'),
sensors[pin].get(ATTR_STATE))
actuators = []
for entity in self.config.get(CONF_SWITCHES) or []:
if 'zone' in entity:
pin = ZONE_TO_PIN[entity['zone']]
else:
pin = entity['pin']
act = {
CONF_PIN: pin,
CONF_NAME: entity.get(
CONF_NAME, 'Konnected {} Actuator {}'.format(
self.device_id[6:], PIN_TO_ZONE[pin])),
ATTR_STATE: None,
CONF_ACTIVATION: entity[CONF_ACTIVATION],
CONF_MOMENTARY: entity.get(CONF_MOMENTARY),
CONF_PAUSE: entity.get(CONF_PAUSE),
CONF_REPEAT: entity.get(CONF_REPEAT)}
actuators.append(act)
_LOGGER.debug('Set up actuator %s', act)
device_data = {
CONF_BINARY_SENSORS: sensors,
CONF_SWITCHES: actuators,
CONF_BLINK: self.config.get(CONF_BLINK),
CONF_DISCOVERY: self.config.get(CONF_DISCOVERY)
}
if CONF_DEVICES not in self.hass.data[DOMAIN]:
self.hass.data[DOMAIN][CONF_DEVICES] = {}
_LOGGER.debug('Storing data in hass.data[%s][%s][%s]: %s',
DOMAIN, CONF_DEVICES, self.device_id, device_data)
self.hass.data[DOMAIN][CONF_DEVICES][self.device_id] = device_data
discovery.load_platform(
self.hass, 'binary_sensor', DOMAIN,
{'device_id': self.device_id}, self.hass_config)
discovery.load_platform(
self.hass, 'switch', DOMAIN,
{'device_id': self.device_id}, self.hass_config)
class DiscoveredDevice:
"""A representation of a discovered Konnected device."""
def __init__(self, hass, host, port):
"""Initialize the Konnected device."""
self.hass = hass
self.host = host
self.port = port
import konnected
self.client = konnected.Client(host, str(port))
self.status = self.client.get_status()
def setup(self):
"""Set up a newly discovered Konnected device."""
_LOGGER.info('Discovered Konnected device %s. Open http://%s:%s in a '
'web browser to view device status.',
self.device_id, self.host, self.port)
self.save_data()
self.update_initial_states()
self.sync_device_config()
def save_data(self):
"""Save the discovery information to `hass.data`."""
self.stored_configuration['client'] = self.client
self.stored_configuration['host'] = self.host
self.stored_configuration['port'] = self.port
@property
def device_id(self):
"""Device id is the MAC address as string with punctuation removed."""
return self.status['mac'].replace(':', '')
@property
def is_configured(self):
"""Return true if device_id is specified in the configuration."""
return bool(self.hass.data[DOMAIN][CONF_DEVICES].get(self.device_id))
@property
def stored_configuration(self):
"""Return the configuration stored in `hass.data` for this device."""
return self.hass.data[DOMAIN][CONF_DEVICES].get(self.device_id)
def sensor_configuration(self):
"""Return the configuration map for syncing sensors."""
return [{'pin': p} for p in
self.stored_configuration[CONF_BINARY_SENSORS]]
def actuator_configuration(self):
"""Return the configuration map for syncing actuators."""
return [{'pin': data.get(CONF_PIN),
'trigger': (0 if data.get(CONF_ACTIVATION) in [0, STATE_LOW]
else 1)}
for data in self.stored_configuration[CONF_SWITCHES]]
def update_initial_states(self):
"""Update the initial state of each sensor from status poll."""
for sensor_data in self.status.get('sensors'):
sensor_config = self.stored_configuration[CONF_BINARY_SENSORS]. \
get(sensor_data.get(CONF_PIN), {})
entity_id = sensor_config.get(ATTR_ENTITY_ID)
state = bool(sensor_data.get(ATTR_STATE))
if sensor_config.get(CONF_INVERSE):
state = not state
dispatcher_send(
self.hass,
SIGNAL_SENSOR_UPDATE.format(entity_id),
state)
def sync_device_config(self):
"""Sync the new pin configuration to the Konnected device."""
desired_sensor_configuration = self.sensor_configuration()
current_sensor_configuration = [
{'pin': s[CONF_PIN]} for s in self.status.get('sensors')]
_LOGGER.debug('%s: desired sensor config: %s', self.device_id,
desired_sensor_configuration)
_LOGGER.debug('%s: current sensor config: %s', self.device_id,
current_sensor_configuration)
desired_actuator_config = self.actuator_configuration()
current_actuator_config = self.status.get('actuators')
_LOGGER.debug('%s: desired actuator config: %s', self.device_id,
desired_actuator_config)
_LOGGER.debug('%s: current actuator config: %s', self.device_id,
current_actuator_config)
desired_api_host = \
self.hass.data[DOMAIN].get(CONF_API_HOST) or \
self.hass.config.api.base_url
desired_api_endpoint = desired_api_host + ENDPOINT_ROOT
current_api_endpoint = self.status.get('endpoint')
_LOGGER.debug('%s: desired api endpoint: %s', self.device_id,
desired_api_endpoint)
_LOGGER.debug('%s: current api endpoint: %s', self.device_id,
current_api_endpoint)
if (desired_sensor_configuration != current_sensor_configuration) or \
(current_actuator_config != desired_actuator_config) or \
(current_api_endpoint != desired_api_endpoint) or \
(self.status.get(CONF_BLINK) !=
self.stored_configuration.get(CONF_BLINK)) or \
(self.status.get(CONF_DISCOVERY) !=
self.stored_configuration.get(CONF_DISCOVERY)):
_LOGGER.info('pushing settings to device %s', self.device_id)
self.client.put_settings(
desired_sensor_configuration,
desired_actuator_config,
self.hass.data[DOMAIN].get(CONF_ACCESS_TOKEN),
desired_api_endpoint,
blink=self.stored_configuration.get(CONF_BLINK),
discovery=self.stored_configuration.get(CONF_DISCOVERY)
)
class KonnectedView(HomeAssistantView):
"""View creates an endpoint to receive push updates from the device."""
url = UPDATE_ENDPOINT
extra_urls = [UPDATE_ENDPOINT + '/{pin_num}/{state}']
name = 'api:konnected'
requires_auth = False # Uses access token from configuration
def __init__(self, auth_token):
"""Initialize the view."""
self.auth_token = auth_token
@staticmethod
def binary_value(state, activation):
"""Return binary value for GPIO based on state and activation."""
if activation == STATE_HIGH:
return 1 if state == STATE_ON else 0
return 0 if state == STATE_ON else 1
async def get(self, request: Request, device_id) -> Response:
"""Return the current binary state of a switch."""
hass = request.app['hass']
pin_num = int(request.query.get('pin'))
data = hass.data[DOMAIN]
device = data[CONF_DEVICES][device_id]
if not device:
return self.json_message(
'Device ' + device_id + ' not configured',
status_code=HTTP_NOT_FOUND)
try:
pin = next(filter(
lambda switch: switch[CONF_PIN] == pin_num,
device[CONF_SWITCHES]))
except StopIteration:
pin = None
if not pin:
return self.json_message(
'Switch on pin ' + pin_num + ' not configured',
status_code=HTTP_NOT_FOUND)
return self.json(
{'pin': pin_num,
'state': self.binary_value(
hass.states.get(pin[ATTR_ENTITY_ID]).state,
pin[CONF_ACTIVATION])})
async def put(self, request: Request, device_id,
pin_num=None, state=None) -> Response:
"""Receive a sensor update via PUT request and async set state."""
hass = request.app['hass']
data = hass.data[DOMAIN]
try: # Konnected 2.2.0 and above supports JSON payloads
payload = await request.json()
pin_num = payload['pin']
state = payload['state']
except json.decoder.JSONDecodeError:
_LOGGER.warning(("Your Konnected device software may be out of "
"date. Visit https://help.konnected.io for "
"updating instructions."))
auth = request.headers.get(AUTHORIZATION, None)
if not hmac.compare_digest('Bearer {}'.format(self.auth_token), auth):
return self.json_message(
"unauthorized", status_code=HTTP_UNAUTHORIZED)
pin_num = int(pin_num)
device = data[CONF_DEVICES].get(device_id)
if device is None:
return self.json_message('unregistered device',
status_code=HTTP_BAD_REQUEST)
pin_data = device[CONF_BINARY_SENSORS].get(pin_num)
if pin_data is None:
return self.json_message('unregistered sensor/actuator',
status_code=HTTP_BAD_REQUEST)
entity_id = pin_data.get(ATTR_ENTITY_ID)
if entity_id is None:
return self.json_message('uninitialized sensor/actuator',
status_code=HTTP_NOT_FOUND)
state = bool(int(state))
if pin_data.get(CONF_INVERSE):
state = not state
async_dispatcher_send(
hass, SIGNAL_SENSOR_UPDATE.format(entity_id), state)
return self.json_message('ok')