93 lines
2.7 KiB
Python
93 lines
2.7 KiB
Python
"""
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Support for Netgear routers.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/device_tracker.netgear/
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"""
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import logging
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import threading
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from datetime import timedelta
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from homeassistant.components.device_tracker import DOMAIN
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from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME
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from homeassistant.util import Throttle
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# Return cached results if last scan was less then this time ago.
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MIN_TIME_BETWEEN_SCANS = timedelta(seconds=5)
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_LOGGER = logging.getLogger(__name__)
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REQUIREMENTS = ['pynetgear==0.3.2']
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def get_scanner(hass, config):
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"""Validate the configuration and returns a Netgear scanner."""
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info = config[DOMAIN]
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host = info.get(CONF_HOST)
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username = info.get(CONF_USERNAME)
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password = info.get(CONF_PASSWORD)
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if password is not None and host is None:
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_LOGGER.warning('Found username or password but no host')
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return None
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scanner = NetgearDeviceScanner(host, username, password)
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return scanner if scanner.success_init else None
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class NetgearDeviceScanner(object):
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"""Queries a Netgear wireless router using the SOAP-API."""
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def __init__(self, host, username, password):
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"""Initialize the scanner."""
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import pynetgear
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self.last_results = []
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self.lock = threading.Lock()
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if host is None:
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self._api = pynetgear.Netgear()
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elif username is None:
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self._api = pynetgear.Netgear(password, host)
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else:
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self._api = pynetgear.Netgear(password, host, username)
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_LOGGER.info("Logging in")
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results = self._api.get_attached_devices()
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self.success_init = results is not None
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if self.success_init:
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self.last_results = results
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else:
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_LOGGER.error("Failed to Login")
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def scan_devices(self):
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"""Scan for new devices and return a list with found device IDs."""
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self._update_info()
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return (device.mac for device in self.last_results)
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def get_device_name(self, mac):
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"""Return the name of the given device or None if we don't know."""
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try:
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return next(device.name for device in self.last_results
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if device.mac == mac)
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except StopIteration:
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return None
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@Throttle(MIN_TIME_BETWEEN_SCANS)
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def _update_info(self):
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"""Retrieve latest information from the Netgear router.
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Returns boolean if scanning successful.
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"""
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if not self.success_init:
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return
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with self.lock:
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_LOGGER.info("Scanning")
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self.last_results = self._api.get_attached_devices() or []
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