core/homeassistant/components/tplink/device_tracker.py

477 lines
16 KiB
Python

"""Support for TP-Link routers."""
import base64
from datetime import datetime
import hashlib
import logging
import re
from aiohttp.hdrs import (
ACCEPT, COOKIE, PRAGMA, REFERER, CONNECTION, KEEP_ALIVE, USER_AGENT,
CONTENT_TYPE, CACHE_CONTROL, ACCEPT_ENCODING, ACCEPT_LANGUAGE)
import requests
import voluptuous as vol
from homeassistant.components.device_tracker import (
DOMAIN, PLATFORM_SCHEMA, DeviceScanner)
from homeassistant.const import (
CONF_HOST, CONF_PASSWORD, CONF_USERNAME, HTTP_HEADER_X_REQUESTED_WITH)
import homeassistant.helpers.config_validation as cv
_LOGGER = logging.getLogger(__name__)
HTTP_HEADER_NO_CACHE = 'no-cache'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_PASSWORD): cv.string,
vol.Required(CONF_USERNAME): cv.string
})
def get_scanner(hass, config):
"""
Validate the configuration and return a TP-Link scanner.
The default way of integrating devices is to use a pypi
package, The TplinkDeviceScanner has been refactored
to depend on a pypi package, the other implementations
should be gradually migrated in the pypi package
"""
_LOGGER.warning("TP-Link device tracker is unmaintained and will be "
"removed in the future releases if no maintainer is "
"found. If you have interest in this integration, "
"feel free to create a pull request to move this code "
"to a new 'tplink_router' integration and refactoring "
"the device-specific parts to the tplink library")
for cls in [
TplinkDeviceScanner, Tplink5DeviceScanner, Tplink4DeviceScanner,
Tplink3DeviceScanner, Tplink2DeviceScanner, Tplink1DeviceScanner
]:
scanner = cls(config[DOMAIN])
if scanner.success_init:
return scanner
return None
class TplinkDeviceScanner(DeviceScanner):
"""Queries the router for connected devices."""
def __init__(self, config):
"""Initialize the scanner."""
from tplink.tplink import TpLinkClient
host = config[CONF_HOST]
password = config[CONF_PASSWORD]
username = config[CONF_USERNAME]
self.success_init = False
try:
self.tplink_client = TpLinkClient(
password, host=host, username=username)
self.last_results = {}
self.success_init = self._update_info()
except requests.exceptions.RequestException:
_LOGGER.debug("RequestException in %s", __class__.__name__)
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
return self.last_results.keys()
def get_device_name(self, device):
"""Get the name of the device."""
return self.last_results.get(device)
def _update_info(self):
"""Ensure the information from the TP-Link router is up to date.
Return boolean if scanning successful.
"""
_LOGGER.info("Loading wireless clients...")
result = self.tplink_client.get_connected_devices()
if result:
self.last_results = result
return True
return False
class Tplink1DeviceScanner(DeviceScanner):
"""This class queries a wireless router running TP-Link firmware."""
def __init__(self, config):
"""Initialize the scanner."""
host = config[CONF_HOST]
username, password = config[CONF_USERNAME], config[CONF_PASSWORD]
self.parse_macs = re.compile('[0-9A-F]{2}-[0-9A-F]{2}-[0-9A-F]{2}-' +
'[0-9A-F]{2}-[0-9A-F]{2}-[0-9A-F]{2}')
self.host = host
self.username = username
self.password = password
self.last_results = {}
self.success_init = False
try:
self.success_init = self._update_info()
except requests.exceptions.RequestException:
_LOGGER.debug("RequestException in %s", __class__.__name__)
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):
"""Get firmware doesn't save the name of the wireless device."""
return None
def _update_info(self):
"""Ensure the information from the TP-Link router is up to date.
Return boolean if scanning successful.
"""
_LOGGER.info("Loading wireless clients...")
url = 'http://{}/userRpm/WlanStationRpm.htm'.format(self.host)
referer = 'http://{}'.format(self.host)
page = requests.get(
url, auth=(self.username, self.password),
headers={REFERER: referer}, timeout=4)
result = self.parse_macs.findall(page.text)
if result:
self.last_results = [mac.replace("-", ":") for mac in result]
return True
return False
class Tplink2DeviceScanner(Tplink1DeviceScanner):
"""This class queries a router with newer version of TP-Link firmware."""
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
return self.last_results.keys()
def get_device_name(self, device):
"""Get firmware doesn't save the name of the wireless device."""
return self.last_results.get(device)
def _update_info(self):
"""Ensure the information from the TP-Link router is up to date.
Return boolean if scanning successful.
"""
_LOGGER.info("Loading wireless clients...")
url = 'http://{}/data/map_access_wireless_client_grid.json' \
.format(self.host)
referer = 'http://{}'.format(self.host)
# Router uses Authorization cookie instead of header
# Let's create the cookie
username_password = '{}:{}'.format(self.username, self.password)
b64_encoded_username_password = base64.b64encode(
username_password.encode('ascii')
).decode('ascii')
cookie = 'Authorization=Basic {}' \
.format(b64_encoded_username_password)
response = requests.post(
url, headers={REFERER: referer, COOKIE: cookie},
timeout=4)
try:
result = response.json().get('data')
except ValueError:
_LOGGER.error("Router didn't respond with JSON. "
"Check if credentials are correct.")
return False
if result:
self.last_results = {
device['mac_addr'].replace('-', ':'): device['name']
for device in result
}
return True
return False
class Tplink3DeviceScanner(Tplink1DeviceScanner):
"""This class queries the Archer C9 router with version 150811 or high."""
def __init__(self, config):
"""Initialize the scanner."""
self.stok = ''
self.sysauth = ''
super(Tplink3DeviceScanner, self).__init__(config)
def scan_devices(self):
"""Scan for new devices and return a list with found device IDs."""
self._update_info()
self._log_out()
return self.last_results.keys()
def get_device_name(self, device):
"""Get the firmware doesn't save the name of the wireless device.
We are forced to use the MAC address as name here.
"""
return self.last_results.get(device)
def _get_auth_tokens(self):
"""Retrieve auth tokens from the router."""
_LOGGER.info("Retrieving auth tokens...")
url = 'http://{}/cgi-bin/luci/;stok=/login?form=login' \
.format(self.host)
referer = 'http://{}/webpages/login.html'.format(self.host)
# If possible implement RSA encryption of password here.
response = requests.post(
url, params={'operation': 'login', 'username': self.username,
'password': self.password},
headers={REFERER: referer}, timeout=4)
try:
self.stok = response.json().get('data').get('stok')
_LOGGER.info(self.stok)
regex_result = re.search(
'sysauth=(.*);', response.headers['set-cookie'])
self.sysauth = regex_result.group(1)
_LOGGER.info(self.sysauth)
return True
except (ValueError, KeyError):
_LOGGER.error("Couldn't fetch auth tokens! Response was: %s",
response.text)
return False
def _update_info(self):
"""Ensure the information from the TP-Link router is up to date.
Return boolean if scanning successful.
"""
if (self.stok == '') or (self.sysauth == ''):
self._get_auth_tokens()
_LOGGER.info("Loading wireless clients...")
url = ('http://{}/cgi-bin/luci/;stok={}/admin/wireless?'
'form=statistics').format(self.host, self.stok)
referer = 'http://{}/webpages/index.html'.format(self.host)
response = requests.post(
url, params={'operation': 'load'}, headers={REFERER: referer},
cookies={'sysauth': self.sysauth}, timeout=5)
try:
json_response = response.json()
if json_response.get('success'):
result = response.json().get('data')
else:
if json_response.get('errorcode') == 'timeout':
_LOGGER.info("Token timed out. Relogging on next scan")
self.stok = ''
self.sysauth = ''
return False
_LOGGER.error(
"An unknown error happened while fetching data")
return False
except ValueError:
_LOGGER.error("Router didn't respond with JSON. "
"Check if credentials are correct")
return False
if result:
self.last_results = {
device['mac'].replace('-', ':'): device['mac']
for device in result
}
return True
return False
def _log_out(self):
_LOGGER.info("Logging out of router admin interface...")
url = ('http://{}/cgi-bin/luci/;stok={}/admin/system?'
'form=logout').format(self.host, self.stok)
referer = 'http://{}/webpages/index.html'.format(self.host)
requests.post(
url, params={'operation': 'write'}, headers={REFERER: referer},
cookies={'sysauth': self.sysauth})
self.stok = ''
self.sysauth = ''
class Tplink4DeviceScanner(Tplink1DeviceScanner):
"""This class queries an Archer C7 router with TP-Link firmware 150427."""
def __init__(self, config):
"""Initialize the scanner."""
self.credentials = ''
self.token = ''
super(Tplink4DeviceScanner, self).__init__(config)
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):
"""Get the name of the wireless device."""
return None
def _get_auth_tokens(self):
"""Retrieve auth tokens from the router."""
_LOGGER.info("Retrieving auth tokens...")
url = 'http://{}/userRpm/LoginRpm.htm?Save=Save'.format(self.host)
# Generate md5 hash of password. The C7 appears to use the first 15
# characters of the password only, so we truncate to remove additional
# characters from being hashed.
password = hashlib.md5(self.password.encode('utf')[:15]).hexdigest()
credentials = '{}:{}'.format(self.username, password).encode('utf')
# Encode the credentials to be sent as a cookie.
self.credentials = base64.b64encode(credentials).decode('utf')
# Create the authorization cookie.
cookie = 'Authorization=Basic {}'.format(self.credentials)
response = requests.get(url, headers={COOKIE: cookie})
try:
result = re.search(r'window.parent.location.href = '
r'"https?:\/\/.*\/(.*)\/userRpm\/Index.htm";',
response.text)
if not result:
return False
self.token = result.group(1)
return True
except ValueError:
_LOGGER.error("Couldn't fetch auth tokens")
return False
def _update_info(self):
"""Ensure the information from the TP-Link router is up to date.
Return boolean if scanning successful.
"""
if (self.credentials == '') or (self.token == ''):
self._get_auth_tokens()
_LOGGER.info("Loading wireless clients...")
mac_results = []
# Check both the 2.4GHz and 5GHz client list URLs
for clients_url in ('WlanStationRpm.htm', 'WlanStationRpm_5g.htm'):
url = 'http://{}/{}/userRpm/{}' \
.format(self.host, self.token, clients_url)
referer = 'http://{}'.format(self.host)
cookie = 'Authorization=Basic {}'.format(self.credentials)
page = requests.get(url, headers={
COOKIE: cookie,
REFERER: referer,
})
mac_results.extend(self.parse_macs.findall(page.text))
if not mac_results:
return False
self.last_results = [mac.replace("-", ":") for mac in mac_results]
return True
class Tplink5DeviceScanner(Tplink1DeviceScanner):
"""This class queries a TP-Link EAP-225 AP with newer TP-Link FW."""
def scan_devices(self):
"""Scan for new devices and return a list with found MAC IDs."""
self._update_info()
return self.last_results.keys()
def get_device_name(self, device):
"""Get firmware doesn't save the name of the wireless device."""
return None
def _update_info(self):
"""Ensure the information from the TP-Link AP is up to date.
Return boolean if scanning successful.
"""
_LOGGER.info("Loading wireless clients...")
base_url = 'http://{}'.format(self.host)
header = {
USER_AGENT:
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12;"
" rv:53.0) Gecko/20100101 Firefox/53.0",
ACCEPT: "application/json, text/javascript, */*; q=0.01",
ACCEPT_LANGUAGE: "Accept-Language: en-US,en;q=0.5",
ACCEPT_ENCODING: "gzip, deflate",
CONTENT_TYPE: "application/x-www-form-urlencoded; charset=UTF-8",
HTTP_HEADER_X_REQUESTED_WITH: "XMLHttpRequest",
REFERER: "http://{}/".format(self.host),
CONNECTION: KEEP_ALIVE,
PRAGMA: HTTP_HEADER_NO_CACHE,
CACHE_CONTROL: HTTP_HEADER_NO_CACHE,
}
password_md5 = hashlib.md5(
self.password.encode('utf')).hexdigest().upper()
# Create a session to handle cookie easier
session = requests.session()
session.get(base_url, headers=header)
login_data = {"username": self.username, "password": password_md5}
session.post(base_url, login_data, headers=header)
# A timestamp is required to be sent as get parameter
timestamp = int(datetime.now().timestamp() * 1e3)
client_list_url = '{}/data/monitor.client.client.json'.format(
base_url)
get_params = {
'operation': 'load',
'_': timestamp,
}
response = session.get(
client_list_url, headers=header, params=get_params)
session.close()
try:
list_of_devices = response.json()
except ValueError:
_LOGGER.error("AP didn't respond with JSON. "
"Check if credentials are correct")
return False
if list_of_devices:
self.last_results = {
device['MAC'].replace('-', ':'): device['DeviceName']
for device in list_of_devices['data']
}
return True
return False