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Update dev_sewio.py #285

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46 changes: 20 additions & 26 deletions killerbee/dev_sewio.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,10 +13,7 @@
import time # type: ignore
import struct # type: ignore
import time # type: ignore
try:
import urllib.request as urllib2 # type: ignore
except ImportError:
import urllib2 # type: ignore
import urllib3 # type: ignore
import re # type: ignore
from socket import socket, AF_INET, SOCK_DGRAM, SOL_SOCKET, SO_REUSEADDR, timeout as error_timeout # type: ignore
from struct import unpack # type: ignore
Expand All @@ -27,23 +24,23 @@
DEFAULT_IP = "10.10.10.2" #IP address of the sniffer
DEFAULT_GW = "10.10.10.1" #IP address of the default gateway
DEFAULT_UDP = 17754 #"Remote UDP Port"
TESTED_FW_VERS = ["0.5", "0.9"] #Firmware versions tested with the current version of this client device connector
TESTED_FW_VERS = ["0.5", "0.9", "0.9.0"] #Firmware versions tested with the current version of this client device connector

NTP_DELTA = 70*365*24*60*60 #datetime(1970, 1, 1, 0, 0, 0) - datetime(1900, 1, 1, 0, 0, 0)

'''
Convert the two parts of an NTP timestamp to a datetime object.
Similar code from Wireshark source:
575 /* NTP_BASETIME is in fact epoch - ntp_start_time */
576 #define NTP_BASETIME 2208988800ul
619 void
620 ntp_to_nstime(tvbuff_t *tvb, gint offset, nstime_t *nstime)
621 {
622 nstime->secs = tvb_get_ntohl(tvb, offset);
623 if (nstime->secs)
624 nstime->secs -= NTP_BASETIME;
625 nstime->nsecs = (int)(tvb_get_ntohl(tvb, offset+4)/(NTP_FLOAT_DENOM/1000000000.0));
626 }
575 /* NTP_BASETIME is in fact epoch - ntp_start_time */
576 #define NTP_BASETIME 2208988800ul
619 void
620 ntp_to_nstime(tvbuff_t *tvb, gint offset, nstime_t *nstime)
621 {
622 nstime->secs = tvb_get_ntohl(tvb, offset);
623 if (nstime->secs)
624 nstime->secs -= NTP_BASETIME;
625 nstime->nsecs = (int)(tvb_get_ntohl(tvb, offset+4)/(NTP_FLOAT_DENOM/1000000000.0));
626 }
'''
def ntp_to_system_time(secs, msecs):
"""convert a NTP time to system time"""
Expand All @@ -53,10 +50,9 @@ def ntp_to_system_time(secs, msecs):

def getFirmwareVersion(ip):
try:
fw = re.search(r'Firmware version ([0-9.]+)', html.read())
#TODO: Have timeout handled sooner
html = urllib2.urlopen("http://{0}/".format(ip), timeout=1)
data = html.read()
html = urllib3.request("GET", "http://{0}/".format(ip))
data = html.data.decode("utf-8")
# First try for the "old" web UI parsing:
fw = re.search(r'Firmware version ([0-9.]+)', data)
if fw is not None:
Expand All @@ -83,10 +79,10 @@ def getMacAddr(ip):
Returns a string for the MAC address of the sniffer.
'''
try:
html = urllib.request.urlopen("http://{0}/".format(ip))
html = urllib3.request("GET", "http://{0}/".format(ip))
# Yup, we're going to have to steal the status out of a JavaScript variable
#var values = removeSSItag('<!--#pindex-->STOPPED,00:1a:b6:00:0a:a4,...
res = re.search(r'<!--#pindex-->[A-Z]+,((?:[0-9a-f]{2}:){5}[0-9a-f]{2})', html.read())
res = re.search(r'<!--#pindex-->[A-Z]+,((?:[0-9a-f]{2}:){5}[0-9a-f]{2})', html.data.decode("utf-8"))
if res is None:
raise KBInterfaceError("Unable to parse the sniffer's MAC address.")
return res.group(1)
Expand Down Expand Up @@ -182,11 +178,11 @@ def __make_rest_call(self, path, fetch=True):
returns True if an HTTP 200 code was received.
'''
try:
html = urllib.request.urlopen("http://{0}/{1}".format(self.dev, path))
html = urllib3.request("GET", "http://{0}/{1}".format(self.dev, path))
if fetch:
return html.read()
return html.data.decode("utf-8")
else:
return (html.getcode() == 200)
return (html.status == 200)
except Exception as e:
raise KBInterfaceError("Unable to preform a call to {0}/{1} (error: {2}).".format(self.dev, path, e))

Expand Down Expand Up @@ -349,8 +345,7 @@ def inject(self, packet, channel=None, count=1, delay=0, page=0):
self.set_channel(channel)

packet_length = len(packet)
packet = packet.encode('latin-1')

packet = packet.decode('latin-1')
self.__make_rest_call(
"inject.cgi?chn={0}&modul=0&txlevel=0&rxen=1&nrepeat={1}&tspace={2}&autocrc=1&spayload={3}&len={4}".format(
self._channel, count, delay, packet, packet_length
Expand Down Expand Up @@ -516,4 +511,3 @@ def jammer_off(self):

if not self.__make_rest_call("status.cgi?p=4"):
raise KBInterfaceError("Error instructing sniffer to stop jamming.")