import math, random import os import json import datetime, time import logging import json import redis from collections import OrderedDict import geoip2.database import phonenumbers, pycountry from phonenumbers import geocoder import util class Geo_helper: def __init__(self, serv_redis_db, cfg): self.serv_redis_db = serv_redis_db self.cfg = cfg self.serv_coord = redis.StrictRedis( host=cfg.get('RedisGlobal', 'host'), port=cfg.getint('RedisGlobal', 'port'), db=cfg.getint('RedisMap', 'db')) #logger logDir = cfg.get('Log', 'directory') logfilename = cfg.get('Log', 'filename') logPath = os.path.join(logDir, logfilename) if not os.path.exists(logDir): os.makedirs(logDir) logging.basicConfig(filename=logPath, filemode='a', level=logging.INFO) self.logger = logging.getLogger(__name__) self.keyCategCoord = "GEO_COORD" self.keyCategCountry = "GEO_COUNTRY" self.keyCategRad = "GEO_RAD" self.PATH_TO_DB = cfg.get('RedisMap', 'pathMaxMindDB') self.PATH_TO_JSON = cfg.get('RedisMap', 'path_countrycode_to_coord_JSON') self.CHANNELDISP = cfg.get('RedisMap', 'channelDisp') self.reader = geoip2.database.Reader(self.PATH_TO_DB) self.country_to_iso = { country.name: country.alpha_2 for country in pycountry.countries} with open(self.PATH_TO_JSON) as f: self.country_code_to_coord = json.load(f) ''' GET ''' def getTopCoord(self, date): topNum = 6 # default Num data = util.getZrange(self.serv_redis_db, self.keyCategCoord, date, topNum) return data def getHitMap(self, date): topNum = 0 # all data = util.getZrange(self.serv_redis_db, self.keyCategCountry, date, topNum) return data def getCoordsByRadius(self, dateStart, dateEnd, centerLat, centerLon, radius): dico_coord = {} to_return = [] delta = dateEnd - dateStart for i in range(delta.days+1): correctDatetime = dateStart + datetime.timedelta(days=i) date_str = util.getDateStrFormat(correctDatetime) keyname = "{}:{}".format(self.keyCategRad, date_str) res = self.serv_redis_db.georadius(keyname, centerLon, centerLat, radius, unit='km', withcoord=True) #sum up really close coord for data, coord in res: flag_added = False coord = [coord[0], coord[1]] #list all coord for dicoCoordStr in dico_coord.keys(): dicoCoord = json.loads(dicoCoordStr) #if curCoord close to coord if self.isCloseTo(dicoCoord, coord): #add data to dico coord dico_coord[dicoCoordStr].append(data) flag_added = True break # coord not in dic if not flag_added: dico_coord[str(coord)] = [data] for dicoCoord, array in dico_coord.items(): dicoCoord = json.loads(dicoCoord) to_return.append([array, dicoCoord]) return to_return ''' ADD ''' def getCoordFromIpAndPublish(self, supposed_ip, categ): try: rep = self.ip_to_coord(supposed_ip) coord = rep['coord'] coord_dic = {'lat': coord['lat'], 'lon': coord['lon']} ordDic = OrderedDict() #keep fields with the same layout in redis ordDic['lat'] = coord_dic['lat'] ordDic['lon'] = coord_dic['lon'] ordDic['categ'] = categ ordDic['value'] = supposed_ip coord_list = [coord['lat'], coord['lon']] self.push_to_redis_zset(self.keyCategCoord, json.dumps(ordDic)) self.push_to_redis_zset(self.keyCategCountry, rep['full_rep'].country.iso_code) ordDic = OrderedDict() #keep fields with the same layout in redis ordDic['categ'] = categ ordDic['value'] = supposed_ip self.push_to_redis_geo(self.keyCategRad, coord['lon'], coord['lat'], json.dumps(ordDic)) 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, "regionCode": rep['full_rep'].country.iso_code, } self.serv_coord.publish(self.CHANNELDISP, json.dumps(to_send)) self.logger.info('Published: {}'.format(json.dumps(to_send))) except ValueError: self.logger.warning("can't resolve ip") except geoip2.errors.AddressNotFoundError: self.logger.warning("Address not in Database") def getCoordFromPhoneAndPublish(self, phoneNumber, categ): try: rep = phonenumbers.parse(phoneNumber, None) if not (phonenumbers.is_valid_number(rep) or phonenumbers.is_possible_number(rep)): self.logger.warning("Phone number not valid") return country_name = geocoder.country_name_for_number(rep, "en") country_code = self.country_to_iso[country_name] if country_code is None: self.logger.warning("Non matching ISO_CODE") return coord = self.country_code_to_coord[country_code.lower()] # countrycode is in upper case coord_dic = {'lat': coord['lat'], 'lon': coord['long']} ordDic = OrderedDict() #keep fields with the same layout in redis ordDic['lat'] = coord_dic['lat'] ordDic['lon'] = coord_dic['lon'] coord_list = [coord['lat'], coord['long']] self.push_to_redis_zset(self.keyCategCoord, json.dumps(ordDic)) self.push_to_redis_zset(self.keyCategCountry, country_code) ordDic = OrderedDict() #keep fields with the same layout in redis ordDic['categ'] = categ ordDic['value'] = phoneNumber self.push_to_redis_geo(self.keyCategRad, coord['long'], coord['lat'], json.dumps(ordDic)) to_send = { "coord": coord_dic, "categ": categ, "value": phoneNumber, "country": country_name, "specifName": "", "cityName": "", "regionCode": country_code, } self.serv_coord.publish(self.CHANNELDISP, json.dumps(to_send)) self.logger.info('Published: {}'.format(json.dumps(to_send))) except phonenumbers.NumberParseException: self.logger.warning("Can't resolve phone number country") ''' UTIL ''' def push_to_redis_geo(self, keyCateg, lon, lat, content): now = datetime.datetime.now() today_str = util.getDateStrFormat(now) keyname = "{}:{}".format(keyCateg, today_str) self.serv_redis_db.geoadd(keyname, lon, lat, content) self.logger.debug('Added to redis: keyname={}, lon={}, lat={}, content={}'.format(keyname, lon, lat, content)) def push_to_redis_zset(self, keyCateg, toAdd, endSubkey="", count=1): now = datetime.datetime.now() today_str = util.getDateStrFormat(now) keyname = "{}:{}{}".format(keyCateg, today_str, endSubkey) self.serv_redis_db.zincrby(keyname, toAdd, count) self.logger.debug('Added to redis: keyname={}, toAdd={}, count={}'.format(keyname, toAdd, count)) def ip_to_coord(self, ip): resp = self.reader.city(ip) try: lat = float(resp.location.latitude) lon = float(resp.location.longitude) except TypeError: # No location, try to use iso_code instead self.logger.info('no location in geIP.database response for ip: {}'.format(ip)) iso_code = resp.registered_country.iso_code #if no iso_code, throws coord = self.country_code_to_coord[iso_code.lower()] # countrycode is in upper case lat = float(coord['lat']) lon = float(coord['long']) # 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 isCloseTo(self, coord1, coord2): clusterMeter = self.cfg.getfloat('GEO' ,'clusteringDistance') clusterThres = math.pow(10, len(str(abs(clusterMeter)))-7) #map meter to coord threshold (~ big approx) if abs(float(coord1[0]) - float(coord2[0])) <= clusterThres: if abs(float(coord1[1]) - float(coord2[1])) <= clusterThres: return True return False