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authentik/passbook/policies/password/models.py

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"""user field matcher models"""
import re
from django.db import models
from django.utils.translation import gettext as _
from structlog import get_logger
from passbook.core.models import Policy
from passbook.policies.struct import PolicyRequest, PolicyResult
LOGGER = get_logger()
class PasswordPolicy(Policy):
"""Policy to make sure passwords have certain properties"""
amount_uppercase = models.IntegerField(default=0)
amount_lowercase = models.IntegerField(default=0)
amount_symbols = models.IntegerField(default=0)
length_min = models.IntegerField(default=0)
symbol_charset = models.TextField(default=r"!\"#$%&'()*+,-./:;<=>?@[\]^_`{|}~ ")
error_message = models.TextField()
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form = "passbook.policies.password.forms.PasswordPolicyForm"
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def passes(self, request: PolicyRequest) -> PolicyResult:
# Only check if password is being set
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if not hasattr(request.user, "__password__"):
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return PolicyResult(True)
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password = getattr(request.user, "__password__")
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filter_regex = r""
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if self.amount_lowercase > 0:
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filter_regex += r"[a-z]{%d,}" % self.amount_lowercase
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if self.amount_uppercase > 0:
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filter_regex += r"[A-Z]{%d,}" % self.amount_uppercase
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if self.amount_symbols > 0:
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filter_regex += r"[%s]{%d,}" % (self.symbol_charset, self.amount_symbols)
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result = bool(re.compile(filter_regex).match(password))
if not result:
return PolicyResult(result, self.error_message)
return PolicyResult(result)
class Meta:
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verbose_name = _("Password Policy")
verbose_name_plural = _("Password Policies")