41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
import os
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from django.conf import settings
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import logging
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import subprocess
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from django.core.cache import cache
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def get_client_ip(request):
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x_forwarded_for = request.META.get('HTTP_X_FORWARDED_FOR')
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if x_forwarded_for:
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ip = x_forwarded_for.split(',')[0]
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else:
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ip = request.META.get('REMOTE_ADDR')
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return ip
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def request_to_region(request):
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ip = get_client_ip(request)
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if not ip:
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logging.warning("Cannot get client IP from request: %s" % request)
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return
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return ip_to_region(ip)
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def ip_to_region(ip):
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ck = 'ip2region.' + ip
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region = cache.get(ck)
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if not region:
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cmd = [os.path.join(settings.BASE_DIR, "../scripts/ip2region.py"), ip]
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try:
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out = subprocess.check_output(cmd).decode()
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seen = set()
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locs = []
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for u in out.split('|'):
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us = u.strip()
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if us not in ['', '0', '中国'] and us not in seen:
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seen.add(us)
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locs.append(us)
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region = '-'.join(locs)
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except Exception as e:
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region = "N/A"
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cache.set(ck, region)
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return region
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