authentik/passbook/sources/ldap/models.py

97 lines
3.1 KiB
Python

"""passbook LDAP Models"""
from typing import Optional
from django.core.validators import URLValidator
from django.db import models
from django.utils.translation import gettext_lazy as _
from ldap3 import Connection, Server
from passbook.core.models import Group, PropertyMapping, Source
class LDAPSource(Source):
"""Federate LDAP Directory with passbook, or create new accounts in LDAP."""
server_uri = models.TextField(
validators=[URLValidator(schemes=["ldap", "ldaps"])],
verbose_name=_("Server URI"),
)
bind_cn = models.TextField(verbose_name=_("Bind CN"))
bind_password = models.TextField()
start_tls = models.BooleanField(default=False, verbose_name=_("Enable Start TLS"))
base_dn = models.TextField(verbose_name=_("Base DN"))
additional_user_dn = models.TextField(
help_text=_("Prepended to Base DN for User-queries."),
verbose_name=_("Addition User DN"),
blank=True,
)
additional_group_dn = models.TextField(
help_text=_("Prepended to Base DN for Group-queries."),
verbose_name=_("Addition Group DN"),
blank=True,
)
user_object_filter = models.TextField(
default="(objectCategory=Person)",
help_text=_("Consider Objects matching this filter to be Users."),
)
user_group_membership_field = models.TextField(
default="memberOf", help_text=_("Field which contains Groups of user.")
)
group_object_filter = models.TextField(
default="(objectCategory=Group)",
help_text=_("Consider Objects matching this filter to be Groups."),
)
object_uniqueness_field = models.TextField(
default="objectSid", help_text=_("Field which contains a unique Identifier.")
)
sync_users = models.BooleanField(default=True)
sync_groups = models.BooleanField(default=True)
sync_parent_group = models.ForeignKey(
Group, blank=True, null=True, default=None, on_delete=models.SET_DEFAULT
)
form = "passbook.sources.ldap.forms.LDAPSourceForm"
_connection: Optional[Connection] = None
@property
def connection(self) -> Connection:
"""Get a fully connected and bound LDAP Connection"""
if not self._connection:
server = Server(self.server_uri)
self._connection = Connection(
server,
raise_exceptions=True,
user=self.bind_cn,
password=self.bind_password,
)
self._connection.bind()
if self.start_tls:
self._connection.start_tls()
return self._connection
class Meta:
verbose_name = _("LDAP Source")
verbose_name_plural = _("LDAP Sources")
class LDAPPropertyMapping(PropertyMapping):
"""Map LDAP Property to User or Group object attribute"""
object_field = models.TextField()
form = "passbook.sources.ldap.forms.LDAPPropertyMappingForm"
def __str__(self):
return f"LDAP Property Mapping {self.expression} -> {self.object_field}"
class Meta:
verbose_name = _("LDAP Property Mapping")
verbose_name_plural = _("LDAP Property Mappings")