core/homeassistant/components/vilfo/__init__.py

110 lines
3.3 KiB
Python

"""The Vilfo Router integration."""
from datetime import timedelta
import logging
from vilfo import Client as VilfoClient
from vilfo.exceptions import VilfoException
from homeassistant.config_entries import ConfigEntry
from homeassistant.const import CONF_ACCESS_TOKEN, CONF_HOST, Platform
from homeassistant.core import HomeAssistant
from homeassistant.exceptions import ConfigEntryNotReady
from homeassistant.util import Throttle
from .const import ATTR_BOOT_TIME, ATTR_LOAD, DOMAIN, ROUTER_DEFAULT_HOST
PLATFORMS = [Platform.SENSOR]
DEFAULT_SCAN_INTERVAL = timedelta(seconds=30)
_LOGGER = logging.getLogger(__name__)
async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Set up Vilfo Router from a config entry."""
host = entry.data[CONF_HOST]
access_token = entry.data[CONF_ACCESS_TOKEN]
vilfo_router = VilfoRouterData(hass, host, access_token)
await vilfo_router.async_update()
if not vilfo_router.available:
raise ConfigEntryNotReady
hass.data.setdefault(DOMAIN, {})
hass.data[DOMAIN][entry.entry_id] = vilfo_router
await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
return True
async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
"""Unload a config entry."""
unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
if unload_ok:
hass.data[DOMAIN].pop(entry.entry_id)
return unload_ok
class VilfoRouterData:
"""Define an object to hold sensor data."""
def __init__(self, hass, host, access_token):
"""Initialize."""
self._vilfo = VilfoClient(host, access_token)
self.hass = hass
self.host = host
self.available = False
self.firmware_version = None
self.mac_address = self._vilfo.mac
self.data = {}
self._unavailable_logged = False
@property
def unique_id(self):
"""Get the unique_id for the Vilfo Router."""
if self.mac_address:
return self.mac_address
if self.host == ROUTER_DEFAULT_HOST:
return self.host
return self.host
def _fetch_data(self):
board_information = self._vilfo.get_board_information()
load = self._vilfo.get_load()
return {
"board_information": board_information,
"load": load,
}
@Throttle(DEFAULT_SCAN_INTERVAL)
async def async_update(self):
"""Update data using calls to VilfoClient library."""
try:
data = await self.hass.async_add_executor_job(self._fetch_data)
self.firmware_version = data["board_information"]["version"]
self.data[ATTR_BOOT_TIME] = data["board_information"]["bootTime"]
self.data[ATTR_LOAD] = data["load"]
self.available = True
except VilfoException as error:
if not self._unavailable_logged:
_LOGGER.error(
"Could not fetch data from %s, error: %s", self.host, error
)
self._unavailable_logged = True
self.available = False
return
if self.available and self._unavailable_logged:
_LOGGER.warning("Vilfo Router %s is available again", self.host)
self._unavailable_logged = False