9568f4dbd6
* cleanup pylint comments Signed-off-by: Jens Langhammer <jens@goauthentik.io> * remove more Signed-off-by: Jens Langhammer <jens@goauthentik.io> * fix url name Signed-off-by: Jens Langhammer <jens@goauthentik.io> * *: use ExtractHour instead of ExtractDay Signed-off-by: Jens Langhammer <jens@goauthentik.io> Signed-off-by: Jens Langhammer <jens@goauthentik.io>
75 lines
3.1 KiB
Python
75 lines
3.1 KiB
Python
"""authentik outpost signals"""
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from django.core.cache import cache
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from django.db.models import Model
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from django.db.models.signals import m2m_changed, post_save, pre_delete, pre_save
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from django.dispatch import receiver
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from structlog.stdlib import get_logger
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from authentik.core.models import Provider
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from authentik.crypto.models import CertificateKeyPair
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from authentik.lib.utils.reflection import class_to_path
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from authentik.outposts.models import Outpost, OutpostServiceConnection
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from authentik.outposts.tasks import CACHE_KEY_OUTPOST_DOWN, outpost_controller, outpost_post_save
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from authentik.tenants.models import Tenant
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LOGGER = get_logger()
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UPDATE_TRIGGERING_MODELS = (
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Outpost,
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OutpostServiceConnection,
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Provider,
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CertificateKeyPair,
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Tenant,
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)
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@receiver(pre_save, sender=Outpost)
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def pre_save_outpost(sender, instance: Outpost, **_):
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"""Pre-save checks for an outpost, if the name or config.kubernetes_namespace changes,
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we call down and then wait for the up after save"""
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old_instances = Outpost.objects.filter(pk=instance.pk)
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if not old_instances.exists():
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return
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old_instance = old_instances.first()
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dirty = False
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# Name changes the deployment name, need to recreate
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dirty += old_instance.name != instance.name
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# namespace requires re-create
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dirty += old_instance.config.kubernetes_namespace != instance.config.kubernetes_namespace
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if bool(dirty):
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LOGGER.info("Outpost needs re-deployment due to changes", instance=instance)
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cache.set(CACHE_KEY_OUTPOST_DOWN % instance.pk.hex, old_instance)
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outpost_controller.delay(instance.pk.hex, action="down", from_cache=True)
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@receiver(m2m_changed, sender=Outpost.providers.through)
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def m2m_changed_update(sender, instance: Model, action: str, **_):
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"""Update outpost on m2m change, when providers are added or removed"""
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if action in ["post_add", "post_remove", "post_clear"]:
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outpost_post_save.delay(class_to_path(instance.__class__), instance.pk)
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@receiver(post_save)
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def post_save_update(sender, instance: Model, created: bool, **_):
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"""If an Outpost is saved, Ensure that token is created/updated
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If an OutpostModel, or a model that is somehow connected to an OutpostModel is saved,
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we send a message down the relevant OutpostModels WS connection to trigger an update"""
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if instance.__module__ == "django.db.migrations.recorder":
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return
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if instance.__module__ == "__fake__":
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return
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if not isinstance(instance, UPDATE_TRIGGERING_MODELS):
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return
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if isinstance(instance, Outpost) and created:
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LOGGER.info("New outpost saved, ensuring initial token and user are created")
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_ = instance.token
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outpost_post_save.delay(class_to_path(instance.__class__), instance.pk)
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@receiver(pre_delete, sender=Outpost)
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def pre_delete_cleanup(sender, instance: Outpost, **_):
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"""Ensure that Outpost's user is deleted (which will delete the token through cascade)"""
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instance.user.delete()
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cache.set(CACHE_KEY_OUTPOST_DOWN % instance.pk.hex, instance)
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outpost_controller.delay(instance.pk.hex, action="down", from_cache=True)
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