+class GeoUtils(object):
+ # Major IPv4 address blocks per country
+ _country_ip_map = {
+ 'AD': '85.94.160.0/19',
+ 'AE': '94.200.0.0/13',
+ 'AF': '149.54.0.0/17',
+ 'AG': '209.59.64.0/18',
+ 'AI': '204.14.248.0/21',
+ 'AL': '46.99.0.0/16',
+ 'AM': '46.70.0.0/15',
+ 'AO': '105.168.0.0/13',
+ 'AP': '159.117.192.0/21',
+ 'AR': '181.0.0.0/12',
+ 'AS': '202.70.112.0/20',
+ 'AT': '84.112.0.0/13',
+ 'AU': '1.128.0.0/11',
+ 'AW': '181.41.0.0/18',
+ 'AZ': '5.191.0.0/16',
+ 'BA': '31.176.128.0/17',
+ 'BB': '65.48.128.0/17',
+ 'BD': '114.130.0.0/16',
+ 'BE': '57.0.0.0/8',
+ 'BF': '129.45.128.0/17',
+ 'BG': '95.42.0.0/15',
+ 'BH': '37.131.0.0/17',
+ 'BI': '154.117.192.0/18',
+ 'BJ': '137.255.0.0/16',
+ 'BL': '192.131.134.0/24',
+ 'BM': '196.12.64.0/18',
+ 'BN': '156.31.0.0/16',
+ 'BO': '161.56.0.0/16',
+ 'BQ': '161.0.80.0/20',
+ 'BR': '152.240.0.0/12',
+ 'BS': '24.51.64.0/18',
+ 'BT': '119.2.96.0/19',
+ 'BW': '168.167.0.0/16',
+ 'BY': '178.120.0.0/13',
+ 'BZ': '179.42.192.0/18',
+ 'CA': '99.224.0.0/11',
+ 'CD': '41.243.0.0/16',
+ 'CF': '196.32.200.0/21',
+ 'CG': '197.214.128.0/17',
+ 'CH': '85.0.0.0/13',
+ 'CI': '154.232.0.0/14',
+ 'CK': '202.65.32.0/19',
+ 'CL': '152.172.0.0/14',
+ 'CM': '165.210.0.0/15',
+ 'CN': '36.128.0.0/10',
+ 'CO': '181.240.0.0/12',
+ 'CR': '201.192.0.0/12',
+ 'CU': '152.206.0.0/15',
+ 'CV': '165.90.96.0/19',
+ 'CW': '190.88.128.0/17',
+ 'CY': '46.198.0.0/15',
+ 'CZ': '88.100.0.0/14',
+ 'DE': '53.0.0.0/8',
+ 'DJ': '197.241.0.0/17',
+ 'DK': '87.48.0.0/12',
+ 'DM': '192.243.48.0/20',
+ 'DO': '152.166.0.0/15',
+ 'DZ': '41.96.0.0/12',
+ 'EC': '186.68.0.0/15',
+ 'EE': '90.190.0.0/15',
+ 'EG': '156.160.0.0/11',
+ 'ER': '196.200.96.0/20',
+ 'ES': '88.0.0.0/11',
+ 'ET': '196.188.0.0/14',
+ 'EU': '2.16.0.0/13',
+ 'FI': '91.152.0.0/13',
+ 'FJ': '144.120.0.0/16',
+ 'FM': '119.252.112.0/20',
+ 'FO': '88.85.32.0/19',
+ 'FR': '90.0.0.0/9',
+ 'GA': '41.158.0.0/15',
+ 'GB': '25.0.0.0/8',
+ 'GD': '74.122.88.0/21',
+ 'GE': '31.146.0.0/16',
+ 'GF': '161.22.64.0/18',
+ 'GG': '62.68.160.0/19',
+ 'GH': '45.208.0.0/14',
+ 'GI': '85.115.128.0/19',
+ 'GL': '88.83.0.0/19',
+ 'GM': '160.182.0.0/15',
+ 'GN': '197.149.192.0/18',
+ 'GP': '104.250.0.0/19',
+ 'GQ': '105.235.224.0/20',
+ 'GR': '94.64.0.0/13',
+ 'GT': '168.234.0.0/16',
+ 'GU': '168.123.0.0/16',
+ 'GW': '197.214.80.0/20',
+ 'GY': '181.41.64.0/18',
+ 'HK': '113.252.0.0/14',
+ 'HN': '181.210.0.0/16',
+ 'HR': '93.136.0.0/13',
+ 'HT': '148.102.128.0/17',
+ 'HU': '84.0.0.0/14',
+ 'ID': '39.192.0.0/10',
+ 'IE': '87.32.0.0/12',
+ 'IL': '79.176.0.0/13',
+ 'IM': '5.62.80.0/20',
+ 'IN': '117.192.0.0/10',
+ 'IO': '203.83.48.0/21',
+ 'IQ': '37.236.0.0/14',
+ 'IR': '2.176.0.0/12',
+ 'IS': '82.221.0.0/16',
+ 'IT': '79.0.0.0/10',
+ 'JE': '87.244.64.0/18',
+ 'JM': '72.27.0.0/17',
+ 'JO': '176.29.0.0/16',
+ 'JP': '126.0.0.0/8',
+ 'KE': '105.48.0.0/12',
+ 'KG': '158.181.128.0/17',
+ 'KH': '36.37.128.0/17',
+ 'KI': '103.25.140.0/22',
+ 'KM': '197.255.224.0/20',
+ 'KN': '198.32.32.0/19',
+ 'KP': '175.45.176.0/22',
+ 'KR': '175.192.0.0/10',
+ 'KW': '37.36.0.0/14',
+ 'KY': '64.96.0.0/15',
+ 'KZ': '2.72.0.0/13',
+ 'LA': '115.84.64.0/18',
+ 'LB': '178.135.0.0/16',
+ 'LC': '192.147.231.0/24',
+ 'LI': '82.117.0.0/19',
+ 'LK': '112.134.0.0/15',
+ 'LR': '41.86.0.0/19',
+ 'LS': '129.232.0.0/17',
+ 'LT': '78.56.0.0/13',
+ 'LU': '188.42.0.0/16',
+ 'LV': '46.109.0.0/16',
+ 'LY': '41.252.0.0/14',
+ 'MA': '105.128.0.0/11',
+ 'MC': '88.209.64.0/18',
+ 'MD': '37.246.0.0/16',
+ 'ME': '178.175.0.0/17',
+ 'MF': '74.112.232.0/21',
+ 'MG': '154.126.0.0/17',
+ 'MH': '117.103.88.0/21',
+ 'MK': '77.28.0.0/15',
+ 'ML': '154.118.128.0/18',
+ 'MM': '37.111.0.0/17',
+ 'MN': '49.0.128.0/17',
+ 'MO': '60.246.0.0/16',
+ 'MP': '202.88.64.0/20',
+ 'MQ': '109.203.224.0/19',
+ 'MR': '41.188.64.0/18',
+ 'MS': '208.90.112.0/22',
+ 'MT': '46.11.0.0/16',
+ 'MU': '105.16.0.0/12',
+ 'MV': '27.114.128.0/18',
+ 'MW': '105.234.0.0/16',
+ 'MX': '187.192.0.0/11',
+ 'MY': '175.136.0.0/13',
+ 'MZ': '197.218.0.0/15',
+ 'NA': '41.182.0.0/16',
+ 'NC': '101.101.0.0/18',
+ 'NE': '197.214.0.0/18',
+ 'NF': '203.17.240.0/22',
+ 'NG': '105.112.0.0/12',
+ 'NI': '186.76.0.0/15',
+ 'NL': '145.96.0.0/11',
+ 'NO': '84.208.0.0/13',
+ 'NP': '36.252.0.0/15',
+ 'NR': '203.98.224.0/19',
+ 'NU': '49.156.48.0/22',
+ 'NZ': '49.224.0.0/14',
+ 'OM': '5.36.0.0/15',
+ 'PA': '186.72.0.0/15',
+ 'PE': '186.160.0.0/14',
+ 'PF': '123.50.64.0/18',
+ 'PG': '124.240.192.0/19',
+ 'PH': '49.144.0.0/13',
+ 'PK': '39.32.0.0/11',
+ 'PL': '83.0.0.0/11',
+ 'PM': '70.36.0.0/20',
+ 'PR': '66.50.0.0/16',
+ 'PS': '188.161.0.0/16',
+ 'PT': '85.240.0.0/13',
+ 'PW': '202.124.224.0/20',
+ 'PY': '181.120.0.0/14',
+ 'QA': '37.210.0.0/15',
+ 'RE': '139.26.0.0/16',
+ 'RO': '79.112.0.0/13',
+ 'RS': '178.220.0.0/14',
+ 'RU': '5.136.0.0/13',
+ 'RW': '105.178.0.0/15',
+ 'SA': '188.48.0.0/13',
+ 'SB': '202.1.160.0/19',
+ 'SC': '154.192.0.0/11',
+ 'SD': '154.96.0.0/13',
+ 'SE': '78.64.0.0/12',
+ 'SG': '152.56.0.0/14',
+ 'SI': '188.196.0.0/14',
+ 'SK': '78.98.0.0/15',
+ 'SL': '197.215.0.0/17',
+ 'SM': '89.186.32.0/19',
+ 'SN': '41.82.0.0/15',
+ 'SO': '197.220.64.0/19',
+ 'SR': '186.179.128.0/17',
+ 'SS': '105.235.208.0/21',
+ 'ST': '197.159.160.0/19',
+ 'SV': '168.243.0.0/16',
+ 'SX': '190.102.0.0/20',
+ 'SY': '5.0.0.0/16',
+ 'SZ': '41.84.224.0/19',
+ 'TC': '65.255.48.0/20',
+ 'TD': '154.68.128.0/19',
+ 'TG': '196.168.0.0/14',
+ 'TH': '171.96.0.0/13',
+ 'TJ': '85.9.128.0/18',
+ 'TK': '27.96.24.0/21',
+ 'TL': '180.189.160.0/20',
+ 'TM': '95.85.96.0/19',
+ 'TN': '197.0.0.0/11',
+ 'TO': '175.176.144.0/21',
+ 'TR': '78.160.0.0/11',
+ 'TT': '186.44.0.0/15',
+ 'TV': '202.2.96.0/19',
+ 'TW': '120.96.0.0/11',
+ 'TZ': '156.156.0.0/14',
+ 'UA': '93.72.0.0/13',
+ 'UG': '154.224.0.0/13',
+ 'US': '3.0.0.0/8',
+ 'UY': '167.56.0.0/13',
+ 'UZ': '82.215.64.0/18',
+ 'VA': '212.77.0.0/19',
+ 'VC': '24.92.144.0/20',
+ 'VE': '186.88.0.0/13',
+ 'VG': '172.103.64.0/18',
+ 'VI': '146.226.0.0/16',
+ 'VN': '14.160.0.0/11',
+ 'VU': '202.80.32.0/20',
+ 'WF': '117.20.32.0/21',
+ 'WS': '202.4.32.0/19',
+ 'YE': '134.35.0.0/16',
+ 'YT': '41.242.116.0/22',
+ 'ZA': '41.0.0.0/11',
+ 'ZM': '165.56.0.0/13',
+ 'ZW': '41.85.192.0/19',
+ }
+
+ @classmethod
+ def random_ipv4(cls, code_or_block):
+ if len(code_or_block) == 2:
+ block = cls._country_ip_map.get(code_or_block.upper())
+ if not block:
+ return None
+ else:
+ block = code_or_block
+ addr, preflen = block.split('/')
+ addr_min = compat_struct_unpack('!L', socket.inet_aton(addr))[0]
+ addr_max = addr_min | (0xffffffff >> int(preflen))
+ return compat_str(socket.inet_ntoa(
+ compat_struct_pack('!L', random.randint(addr_min, addr_max))))
+
+