misp-dashboard/zmq_subscriber.py

145 lines
4.2 KiB
Python
Executable File

#!/usr/bin/env python3.5
import time, datetime
import zmq
import redis
import random
import configparser
import os
import sys
import json
import geoip2.database
configfile = os.path.join(os.environ['VIRTUAL_ENV'], '../config.cfg')
cfg = configparser.ConfigParser()
cfg.read(configfile)
zmq_url = cfg.get('RedisLog', 'zmq_url')
zmq_url = "tcp://192.168.56.50:50000"
zmq_url = "tcp://localhost:9990"
channel = cfg.get('RedisLog', 'channel')
context = zmq.Context()
socket = context.socket(zmq.SUB)
socket.connect(zmq_url)
socket.setsockopt_string(zmq.SUBSCRIBE, '')
redis_server = redis.StrictRedis(
host=cfg.get('RedisLog', 'host'),
port=cfg.getint('RedisLog', 'port'),
db=cfg.getint('RedisLog', 'db'))
serv_coord = redis.StrictRedis(
host='localhost',
port=6250,
db=1)
path_to_db = "/home/sami/Downloads/GeoLite2-City_20171003/GeoLite2-City.mmdb"
reader = geoip2.database.Reader(path_to_db)
channel_proc = "CoordToProcess"
channel_disp = "PicToDisplay"
def publish_coord(coord):
pass
def get_ip(data):
pass
def ip_to_coord(ip):
resp = reader.city(ip)
lat = float(resp.location.latitude)
lon = float(resp.location.longitude)
# 0.0001 correspond to ~10m
# Cast the float so that it has the correct float format
lat_corrected = float("{:.4f}".format(lat))
lon_corrected = float("{:.4f}".format(lon))
return { 'coord': {'lat': lat_corrected, 'lon': lon_corrected}, 'full_rep': resp }
def default_log(jsonevent):
print('sending', 'log')
return
#redis_server.publish(channel, json.dumps(jsonevent))
def default_keepalive(jsonevent):
print('sending', 'keepalive')
to_push = [ jsonevent['uptime'] ]
to_send = { 'name': 'Keepalive', 'log': json.dumps(to_push) }
redis_server.publish(channel, json.dumps(to_send))
def default_event(jsonevent):
print('sending', 'event')
#fields: threat_level_id, id, info
jsonevent = jsonevent['Event']
to_push = []
for field in json.loads(cfg.get('Log', 'fieldname_order'))[1:]:
to_push.append(jsonevent[field])
to_send = { 'name': 'Event', 'log': json.dumps(to_push) }
redis_server.publish(channel, json.dumps(to_send))
def default_attribute(jsonattr):
print('sending', 'attribute')
jsonattr = jsonattr['Attribute']
to_push = []
for field in json.loads(cfg.get('Log', 'fieldname_order')):
to_push.append(jsonattr[field])
#try to get coord
if jsonattr['category'] == "Network activity":
handleCoord(jsonattr['value'], jsonattr['category'])
to_send = { 'name': 'Attribute', 'log': json.dumps(to_push) }
redis_server.publish(channel, json.dumps(to_send))
def handleCoord(supposed_ip, categ):
try:
rep = ip_to_coord(supposed_ip)
coord = rep['coord']
coord_dic = {'lat': coord['lat'], 'lon': coord['lon']}
coord_list = [coord['lat'], coord['lon']]
print(coord_list)
now = datetime.datetime.now()
today_str = str(now.year)+str(now.month)+str(now.day)
keyname = 'GEO_' + today_str
serv_coord.zincrby(keyname, coord_list)
to_send = {
"coord": coord,
"categ": categ,
"value": supposed_ip,
"country": rep['full_rep'].country.name,
"specifName": rep['full_rep'].subdivisions.most_specific.name,
"cityName": rep['full_rep'].city.name,
}
serv_coord.publish(channel_disp, json.dumps(to_send))
except ValueError:
print("can't resolve ip")
def process_log(event):
event = event.decode('utf8')
topic, eventdata = event.split(' ', maxsplit=1)
jsonevent = json.loads(eventdata)
dico_action[topic](jsonevent)
def main():
while True:
content = socket.recv()
content.replace(b'\n', b'') # remove \n...
process_log(content)
dico_action = {
"misp_json": default_event,
"misp_json_self": default_keepalive,
"misp_json_attribute": default_attribute,
"misp_json_sighting": default_log,
"misp_json_organisation": default_log,
"misp_json_user": default_log,
"misp_json_conversation": default_log
}
if __name__ == "__main__":
main()
reader.close()