Files
authentik/authentik/sources/ldap/signals.py
Marc 'risson' Schmitt 78180e376f wip
Signed-off-by: Marc 'risson' Schmitt <marc.schmitt@risson.space>
2025-03-31 17:26:33 +02:00

75 lines
2.8 KiB
Python

"""authentik ldap source signals"""
from typing import Any
from django.db.models.signals import post_save
from django.dispatch import receiver
from django.utils.translation import gettext_lazy as _
from ldap3.core.exceptions import LDAPOperationResult
from rest_framework.serializers import ValidationError
from structlog.stdlib import get_logger
from authentik.core.models import User
from authentik.core.signals import password_changed
from authentik.events.models import Event, EventAction
from authentik.flows.planner import PLAN_CONTEXT_PENDING_USER
from authentik.sources.ldap.models import LDAPSource
from authentik.sources.ldap.password import LDAPPasswordChanger
from authentik.stages.prompt.signals import password_validate
LOGGER = get_logger()
@receiver(post_save, sender=LDAPSource)
def sync_ldap_source_on_save(sender, instance: LDAPSource, created: bool, **_):
"""Ensure that source is synced on save (if enabled)"""
# On creation, schedules are automatically run
if created or not instance.enabled:
return
for schedule in instance.schedules.all():
schedule.send()
@receiver(password_validate)
def ldap_password_validate(sender, password: str, plan_context: dict[str, Any], **__):
"""if there's an LDAP Source with enabled password sync, check the password"""
sources = LDAPSource.objects.filter(sync_users_password=True, enabled=True)
if not sources.exists():
return
source = sources.first()
user = plan_context.get(PLAN_CONTEXT_PENDING_USER, None)
if user and not LDAPPasswordChanger.should_check_user(user):
return
changer = LDAPPasswordChanger(source)
if changer.check_ad_password_complexity_enabled():
passing = changer.ad_password_complexity(password, user)
if not passing:
raise ValidationError(_("Password does not match Active Directory Complexity."))
@receiver(password_changed)
def ldap_sync_password(sender, user: User, password: str, **_):
"""Connect to ldap and update password."""
sources = LDAPSource.objects.filter(sync_users_password=True, enabled=True)
if not sources.exists():
return
source = sources.first()
if source.pk == getattr(sender, "pk", None):
return
if not LDAPPasswordChanger.should_check_user(user):
return
try:
changer = LDAPPasswordChanger(source)
changer.change_password(user, password)
except LDAPOperationResult as exc:
LOGGER.warning("failed to set LDAP password", exc=exc)
Event.new(
EventAction.CONFIGURATION_ERROR,
message=(
"Failed to change password in LDAP source due to remote error: "
f"{exc.result}, {exc.message}, {exc.description}"
),
source=source,
).set_user(user).save()
raise ValidationError("Failed to set password") from exc