42 lines
1.4 KiB
Python
42 lines
1.4 KiB
Python
"""passbook suspicious request signals"""
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from logging import getLogger
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from django.contrib.auth.signals import user_logged_in, user_login_failed
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from django.dispatch import receiver
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from ipware import get_client_ip
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from passbook.core.models import User
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from passbook.suspicious_policy.models import IPScore, UserScore
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LOGGER = getLogger(__name__)
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def update_score(request, username, amount):
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"""Update score for IP and User"""
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remote_ip = '255.255.255.255'
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if 'ip' in request:
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remote_ip = request['ip']
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elif request:
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remote_ip, _ = get_client_ip(request)
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ip_score, _ = IPScore.objects.update_or_create(ip=remote_ip)
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ip_score.score += amount
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ip_score.save()
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LOGGER.debug("Added %s to score of IP %s", amount, remote_ip)
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user = User.objects.filter(username=username)
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if not user.exists():
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return
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user_score, _ = UserScore.objects.update_or_create(user=user.first())
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user_score.score += amount
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user_score.save()
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LOGGER.debug("Added %s to score of User %s", amount, username)
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@receiver(user_login_failed)
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def handle_failed_login(sender, request, credentials, **kwargs):
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"""Lower Score for failed loging attempts"""
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update_score(request, credentials.get('username'), -1)
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@receiver(user_logged_in)
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def handle_successful_login(sender, request, user, **kwargs):
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"""Raise score for successful attempts"""
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update_score(request, user.username, 1)
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