core/homeassistant/components/linksys_ap/device_tracker.py

108 lines
3.3 KiB
Python

"""Support for Linksys Access Points."""
import base64
import logging
import requests
import voluptuous as vol
import homeassistant.helpers.config_validation as cv
from homeassistant.components.device_tracker import (
DOMAIN,
PLATFORM_SCHEMA,
DeviceScanner,
)
from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME, CONF_VERIFY_SSL
INTERFACES = 2
DEFAULT_TIMEOUT = 10
_LOGGER = logging.getLogger(__name__)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{
vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_PASSWORD): cv.string,
vol.Required(CONF_USERNAME): cv.string,
vol.Optional(CONF_VERIFY_SSL, default=True): cv.boolean,
}
)
def get_scanner(hass, config):
"""Validate the configuration and return a Linksys AP scanner."""
_LOGGER.warning(
"The linksys_ap integration is deprecated and will be removed "
"in Home Assistant 0.100.0. For more information see ADR-0004:"
"https://github.com/home-assistant/architecture/blob/master/adr/0004-webscraping.md"
)
try:
return LinksysAPDeviceScanner(config[DOMAIN])
except ConnectionError:
return None
class LinksysAPDeviceScanner(DeviceScanner):
"""This class queries a Linksys Access Point."""
def __init__(self, config):
"""Initialize the scanner."""
self.host = config[CONF_HOST]
self.username = config[CONF_USERNAME]
self.password = config[CONF_PASSWORD]
self.verify_ssl = config[CONF_VERIFY_SSL]
self.last_results = []
# Check if the access point is accessible
response = self._make_request()
if not response.status_code == 200:
raise ConnectionError("Cannot connect to Linksys Access Point")
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
return self.last_results
def get_device_name(self, device):
"""
Return the name (if known) of the device.
Linksys does not provide an API to get a name for a device,
so we just return None
"""
return None
def _update_info(self):
"""Check for connected devices."""
from bs4 import BeautifulSoup as BS
_LOGGER.info("Checking Linksys AP")
self.last_results = []
for interface in range(INTERFACES):
request = self._make_request(interface)
self.last_results.extend(
[
x.find_all("td")[1].text
for x in BS(request.content, "html.parser").find_all(
class_="section-row"
)
]
)
return True
def _make_request(self, unit=0):
"""Create a request to get the data."""
# No, the '&&' is not a typo - this is expected by the web interface.
login = base64.b64encode(bytes(self.username, "utf8")).decode("ascii")
pwd = base64.b64encode(bytes(self.password, "utf8")).decode("ascii")
url = "https://{}/StatusClients.htm&&unit={}&vap=0".format(self.host, unit)
return requests.get(
url,
timeout=DEFAULT_TIMEOUT,
verify=self.verify_ssl,
cookies={"LoginName": login, "LoginPWD": pwd},
)