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authentik/passbook/policies/reputation/models.py

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"""passbook reputation request policy"""
from django.db import models
from django.utils.translation import gettext as _
from passbook.core.models import Policy, User
from passbook.lib.utils.http import get_client_ip
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from passbook.policies.struct import PolicyRequest, PolicyResult
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class ReputationPolicy(Policy):
"""Return true if request IP/target username's score is below a certain threshold"""
check_ip = models.BooleanField(default=True)
check_username = models.BooleanField(default=True)
threshold = models.IntegerField(default=-5)
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form = "passbook.policies.reputation.forms.ReputationPolicyForm"
def passes(self, request: PolicyRequest) -> PolicyResult:
remote_ip = get_client_ip(request.http_request)
passing = True
if self.check_ip:
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ip_scores = IPReputation.objects.filter(
ip=remote_ip, score__lte=self.threshold
)
passing = passing and ip_scores.exists()
if self.check_username:
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user_scores = UserReputation.objects.filter(
user=request.user, score__lte=self.threshold
)
passing = passing and user_scores.exists()
return PolicyResult(passing)
class Meta:
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verbose_name = _("Reputation Policy")
verbose_name_plural = _("Reputation Policies")
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class IPReputation(models.Model):
"""Store score coming from the same IP"""
ip = models.GenericIPAddressField(unique=True)
score = models.IntegerField(default=0)
updated = models.DateTimeField(auto_now=True)
def __str__(self):
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return f"IPReputation for {self.ip} @ {self.score}"
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class UserReputation(models.Model):
"""Store score attempting to log in as the same username"""
user = models.OneToOneField(User, on_delete=models.CASCADE)
score = models.IntegerField(default=0)
updated = models.DateTimeField(auto_now=True)
def __str__(self):
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return f"UserReputation for {self.user} @ {self.score}"