core/homeassistant/components/device_tracker/fritz.py

95 lines
3.1 KiB
Python

"""
Support for FRITZ!Box routers.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/device_tracker.fritz/
"""
import logging
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
REQUIREMENTS = ['fritzconnection==0.6.5']
_LOGGER = logging.getLogger(__name__)
CONF_DEFAULT_IP = '169.254.1.1' # This IP is valid for all FRITZ!Box routers.
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_HOST, default=CONF_DEFAULT_IP): cv.string,
vol.Optional(CONF_PASSWORD, default='admin'): cv.string,
vol.Optional(CONF_USERNAME, default=''): cv.string
})
def get_scanner(hass, config):
"""Validate the configuration and return FritzBoxScanner."""
scanner = FritzBoxScanner(config[DOMAIN])
return scanner if scanner.success_init else None
class FritzBoxScanner(DeviceScanner):
"""This class queries a FRITZ!Box router."""
def __init__(self, config):
"""Initialize the scanner."""
self.last_results = []
self.host = config[CONF_HOST]
self.username = config[CONF_USERNAME]
self.password = config[CONF_PASSWORD]
self.success_init = True
# pylint: disable=import-error
import fritzconnection as fc
# Establish a connection to the FRITZ!Box.
try:
self.fritz_box = fc.FritzHosts(
address=self.host, user=self.username, password=self.password)
except (ValueError, TypeError):
self.fritz_box = None
# At this point it is difficult to tell if a connection is established.
# So just check for null objects.
if self.fritz_box is None or not self.fritz_box.modelname:
self.success_init = False
if self.success_init:
_LOGGER.info("Successfully connected to %s",
self.fritz_box.modelname)
self._update_info()
else:
_LOGGER.error("Failed to establish connection to FRITZ!Box "
"with IP: %s", self.host)
def scan_devices(self):
"""Scan for new devices and return a list of found device ids."""
self._update_info()
active_hosts = []
for known_host in self.last_results:
if known_host['status'] == '1' and known_host.get('mac'):
active_hosts.append(known_host['mac'])
return active_hosts
def get_device_name(self, device):
"""Return the name of the given device or None if is not known."""
ret = self.fritz_box.get_specific_host_entry(device).get(
'NewHostName'
)
if ret == {}:
return None
return ret
def _update_info(self):
"""Retrieve latest information from the FRITZ!Box."""
if not self.success_init:
return False
_LOGGER.info("Scanning")
self.last_results = self.fritz_box.get_hosts_info()
return True