2021-07-21 07:50:24 +00:00
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from ipaddress import ip_network, ip_address
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2022-05-16 04:18:23 +00:00
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from django.conf import settings
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from django.utils.translation import gettext_lazy as _
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from .ipip import get_ip_city_by_ipip
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from .geoip import get_ip_city_by_geoip
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2021-07-21 07:50:24 +00:00
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def is_ip_address(address):
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""" 192.168.10.1 """
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try:
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ip_address(address)
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except ValueError:
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return False
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else:
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return True
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def is_ip_network(ip):
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""" 192.168.1.0/24 """
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try:
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ip_network(ip)
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except ValueError:
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return False
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else:
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return True
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def is_ip_segment(ip):
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""" 10.1.1.1-10.1.1.20 """
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if '-' not in ip:
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return False
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ip_address1, ip_address2 = ip.split('-')
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return is_ip_address(ip_address1) and is_ip_address(ip_address2)
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def in_ip_segment(ip, ip_segment):
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ip1, ip2 = ip_segment.split('-')
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ip1 = int(ip_address(ip1))
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ip2 = int(ip_address(ip2))
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ip = int(ip_address(ip))
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return min(ip1, ip2) <= ip <= max(ip1, ip2)
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def contains_ip(ip, ip_group):
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"""
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ip_group:
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[192.168.10.1, 192.168.1.0/24, 10.1.1.1-10.1.1.20, 2001:db8:2de::e13, 2001:db8:1a:1110::/64.]
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"""
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if '*' in ip_group:
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return True
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for _ip in ip_group:
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if is_ip_address(_ip):
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# 192.168.10.1
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if ip == _ip:
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return True
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elif is_ip_network(_ip) and is_ip_address(ip):
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# 192.168.1.0/24
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if ip_address(ip) in ip_network(_ip):
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return True
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elif is_ip_segment(_ip) and is_ip_address(ip):
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# 10.1.1.1-10.1.1.20
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if in_ip_segment(ip, _ip):
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return True
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else:
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# is domain name
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if ip == _ip:
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return True
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return False
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2022-05-16 04:18:23 +00:00
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def get_ip_city(ip):
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2022-05-24 04:31:16 +00:00
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if not ip or not isinstance(ip, str):
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return _("Invalid ip")
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if ':' in ip:
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return 'IPv6'
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2022-05-16 04:18:23 +00:00
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2022-05-24 04:31:16 +00:00
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info = get_ip_city_by_ipip(ip)
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if info:
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city = info.get('city', _("Unknown"))
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country = info.get('country')
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# 国内城市 并且 语言是中文就使用国内
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is_zh = settings.LANGUAGE_CODE.startswith('zh')
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if country == '中国' and is_zh:
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return city
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return get_ip_city_by_geoip(ip)
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