core/homeassistant/components/arris_tg2492lg/device_tracker.py

68 lines
2.0 KiB
Python

"""Support for Arris TG2492LG router."""
from typing import List
from arris_tg2492lg import ConnectBox, Device
import voluptuous as vol
from homeassistant.components.device_tracker import (
DOMAIN,
PLATFORM_SCHEMA,
DeviceScanner,
)
from homeassistant.const import CONF_HOST, CONF_PASSWORD
import homeassistant.helpers.config_validation as cv
DEFAULT_HOST = "192.168.178.1"
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_PASSWORD): cv.string,
vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
}
)
def get_scanner(hass, config):
"""Return the Arris device scanner."""
conf = config[DOMAIN]
url = f"http://{conf[CONF_HOST]}"
connect_box = ConnectBox(url, conf[CONF_PASSWORD])
return ArrisDeviceScanner(connect_box)
class ArrisDeviceScanner(DeviceScanner):
"""This class queries a Arris TG2492LG router for connected devices."""
def __init__(self, connect_box: ConnectBox):
"""Initialize the scanner."""
self.connect_box = connect_box
self.last_results: List[Device] = []
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
return [device.mac for device in self.last_results]
def get_device_name(self, device):
"""Return the name of the given device or None if we don't know."""
name = next(
(result.hostname for result in self.last_results if result.mac == device),
None,
)
return name
def _update_info(self):
"""Ensure the information from the Arris TG2492LG router is up to date."""
result = self.connect_box.get_connected_devices()
last_results = []
mac_addresses = 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