NetGear WiFi Router Monitoring

netgear_status.py

#!/usr/bin/env python
import urllib2, argparse

parser = argparse.ArgumentParser()
parser.add_argument('-H', required=True)
parser.add_argument('-U', default='admin')
parser.add_argument('-P', default='password')
args = parser.parse_args()

fields = "an_rxbs an_txbs bgn_rxbs bgn_txbs lan_rxbs lan_txbs".split(' ')

realm = None
try:
    urllib2.urlopen('http://' + args.H)
    assert False, "unexpected http response"
except urllib2.HTTPError as e:
    realm = e.headers['WWW-Authenticate'].split('=', 1)[1].strip('"')

url = 'http://{0}/RST_statistic.htm'.format(args.H)
auth_handler = urllib2.HTTPBasicAuthHandler()
auth_handler.add_password(realm, url, args.U, args.P)
opener = urllib2.build_opener(auth_handler)

lines = opener.open(url).read().splitlines()
d = [tuple(line.split(' ', 1)[1].rstrip(';').split('=', 1)) for line in lines if line.startswith('var ')]
d = [(k.rstrip(), v.strip().strip('"')) for k, v in d]
d = [(k, (int(v) if v.isdigit() else v)) for k, v in d if k in fields]
d = dict(d)

d = list(sorted(d.items()))

import simplejson as json
print json.dumps(dict(d), indent=4)