core/homeassistant/components/arris_tg2492lg/device_tracker.py

81 lines
2.7 KiB
Python

"""Support for Arris TG2492LG router."""
from __future__ import annotations
from aiohttp.client_exceptions import ClientResponseError
from arris_tg2492lg import ConnectBox, Device
import voluptuous as vol
from homeassistant.components.device_tracker import (
DOMAIN as DEVICE_TRACKER_DOMAIN,
PLATFORM_SCHEMA as DEVICE_TRACKER_PLATFORM_SCHEMA,
DeviceScanner,
)
from homeassistant.const import CONF_HOST, CONF_PASSWORD
from homeassistant.core import HomeAssistant
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.typing import ConfigType
DEFAULT_HOST = "192.168.178.1"
PLATFORM_SCHEMA = DEVICE_TRACKER_PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_PASSWORD): cv.string,
vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
}
)
async def async_get_scanner(
hass: HomeAssistant, config: ConfigType
) -> ArrisDeviceScanner | None:
"""Return the Arris device scanner if successful."""
conf = config[DEVICE_TRACKER_DOMAIN]
url = f"http://{conf[CONF_HOST]}"
websession = async_get_clientsession(hass)
connect_box = ConnectBox(websession, url, conf[CONF_PASSWORD])
try:
await connect_box.async_login()
return ArrisDeviceScanner(connect_box)
except ClientResponseError:
return None
class ArrisDeviceScanner(DeviceScanner):
"""Class which queries a Arris TG2492LG router for connected devices."""
def __init__(self, connect_box: ConnectBox) -> None:
"""Initialize the scanner."""
self.connect_box = connect_box
self.last_results: list[Device] = []
async def async_scan_devices(self) -> list[str]:
"""Scan for new devices and return a list with found device IDs."""
await self._async_update_info()
return [device.mac for device in self.last_results if device.mac]
async def async_get_device_name(self, device: str) -> str | None:
"""Return the name of the given device or None if we don't know."""
return next(
(result.hostname for result in self.last_results if result.mac == device),
None,
)
async def _async_update_info(self) -> None:
"""Ensure the information from the Arris TG2492LG router is up to date."""
result = await self.connect_box.async_get_connected_devices()
last_results: list[Device] = []
mac_addresses: set[str | None] = set()
for device in result:
if device.online and device.mac not in mac_addresses:
last_results.append(device)
mac_addresses.add(device.mac)
self.last_results = last_results