106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
import logging
|
|
import csv
|
|
import os
|
|
from datetime import datetime, timedelta
|
|
from threading import Lock
|
|
|
|
import requests
|
|
|
|
MIN_TIME_BETWEEN_SCANS = timedelta(seconds=5)
|
|
|
|
KNOWN_DEVICES_FILE = "tomato_known_devices.csv"
|
|
|
|
class TomatoDeviceScanner(object):
|
|
# self.logger
|
|
|
|
def __init__(self, config):
|
|
self.config = config
|
|
self.logger = logging.getLogger(__name__)
|
|
self.lock = Lock()
|
|
self.date_updated = None
|
|
self.last_results = None
|
|
|
|
# Read known devices
|
|
if os.path.isfile(KNOWN_DEVICES_FILE):
|
|
with open(KNOWN_DEVICES_FILE) as inp:
|
|
known_devices = { row['mac']: row for row in csv.DictReader(inp) }
|
|
|
|
# Update known devices csv file for future use
|
|
with open(KNOWN_DEVICES_FILE, 'a') as outp:
|
|
writer = csv.writer(outp)
|
|
|
|
# Query for new devices
|
|
exec(self.tomato_request("devlist"))
|
|
|
|
for name, _, mac, _ in dhcpd_lease:
|
|
if mac not in known_devices:
|
|
writer.writerow((mac, name, 0))
|
|
|
|
# Create a dict with ID: NAME of the devices to track
|
|
self.devices_to_track = dict()
|
|
|
|
for mac in known_devices:
|
|
if known_devices[mac]['track'] == '1':
|
|
self.devices_to_track[mac] = known_devices[mac]['name']
|
|
|
|
# Quicker way of the previous statement but it doesn't go together with exec:
|
|
# unqualified exec is not allowed in function '__init__' it contains a nested function with free variables
|
|
# self.devices_to_track = {mac: known_devices[mac]['name'] for mac in known_devices if known_devices[mac]['track'] == '1'}
|
|
|
|
if len(self.devices_to_track) == 0:
|
|
self.logging.warning("Found no devices to track. Please update {}.".format(KNOWN_DEVICES_FILE))
|
|
|
|
def get_devices_to_track(self):
|
|
return self.devices_to_track
|
|
|
|
def scan_devices(self):
|
|
self.lock.acquire()
|
|
|
|
# We don't want to hammer the router. Only update if MIN_TIME_BETWEEN_SCANS has passed
|
|
if self.date_updated is None or datetime.now() - self.date_updated > MIN_TIME_BETWEEN_SCANS:
|
|
self.logger.info("Scanning for new devices")
|
|
|
|
try:
|
|
# Query for new devices
|
|
exec(self.tomato_request("devlist"))
|
|
|
|
self.last_results = [mac for iface, mac, rssi, tx, rx, quality, unknown_num in wldev]
|
|
|
|
except Exception:
|
|
self.logger.exception("Scanning failed")
|
|
|
|
|
|
self.lock.release()
|
|
return self.last_results
|
|
|
|
def tomato_request(self, action):
|
|
# Get router info
|
|
req = requests.post('http://{}/update.cgi'.format(self.config.get('tomato','host')),
|
|
data={'_http_id':self.config.get('tomato','http_id'), 'exec':action},
|
|
auth=requests.auth.HTTPBasicAuth(self.config.get('tomato','username'), self.config.get('tomato','password')))
|
|
|
|
return req.text
|
|
|
|
|
|
|
|
"""
|
|
for ip, mac, iface in arplist:
|
|
pass
|
|
|
|
# print wlnoise
|
|
|
|
# print dhcpd_static
|
|
|
|
for iface, mac, rssi, tx, rx, quality, unknown_num in wldev:
|
|
print mac, quality
|
|
|
|
print ""
|
|
|
|
for name, ip, mac, lease in dhcpd_lease:
|
|
if name:
|
|
print name, ip
|
|
|
|
else:
|
|
print ip
|
|
"""
|