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authentik/tests/integration/test_outpost_kubernetes.py
2023-11-30 00:59:59 +01:00

150 lines
5.8 KiB
Python

"""outpost tests"""
from unittest.mock import MagicMock, patch
from authentik.outposts.controllers.k8s.service import ServiceReconciler
import pytest
from django.test import TestCase
from kubernetes.client import AppsV1Api
from kubernetes.client.exceptions import OpenApiException
from authentik.core.tests.utils import create_test_flow
from authentik.lib.config import CONFIG
from authentik.outposts.controllers.k8s.deployment import DeploymentReconciler
from authentik.outposts.controllers.k8s.triggers import NeedsUpdate
from authentik.outposts.models import KubernetesServiceConnection, Outpost, OutpostType
from authentik.outposts.tasks import outpost_connection_discovery
from authentik.providers.proxy.controllers.kubernetes import ProxyKubernetesController
from authentik.providers.proxy.models import ProxyProvider
class OutpostKubernetesTests(TestCase):
"""Test Kubernetes Controllers"""
def setUp(self):
super().setUp()
# Ensure that local connection have been created
outpost_connection_discovery() # pylint: disable=no-value-for-parameter
self.provider: ProxyProvider = ProxyProvider.objects.create(
name="test",
internal_host="http://localhost",
external_host="http://localhost",
authorization_flow=create_test_flow(),
)
self.service_connection = KubernetesServiceConnection.objects.first()
self.outpost: Outpost = Outpost.objects.create(
name="test",
type=OutpostType.PROXY,
service_connection=self.service_connection,
)
self.outpost.providers.add(self.provider)
self.outpost.config.kubernetes_json_patches = {
"deployment": [
{
"op": "add",
"path": "/spec/template/spec/containers/0/resources",
"value": {
"requests": {"cpu": "2000m", "memory": "2000Mi"},
"limits": {"cpu": "4000m", "memory": "8000Mi"},
},
}
]
}
self.outpost.providers.add(self.provider)
self.outpost.save()
@pytest.mark.timeout(120)
def test_deployment_reconciler(self):
"""test that deployment requires update"""
controller = ProxyKubernetesController(self.outpost, self.service_connection)
deployment_reconciler = DeploymentReconciler(controller)
self.assertIsNotNone(deployment_reconciler.retrieve())
config = self.outpost.config
config.kubernetes_replicas = 3
config.kubernetes_json_patches = {
"deployment": [
{
"op": "add",
"path": "/spec/template/spec/containers/0/resources",
"value": {
"requests": {"cpu": "1000m", "memory": "2000Mi"},
"limits": {"cpu": "2000m", "memory": "4000Mi"},
},
}
]
}
self.outpost.config = config
with self.assertRaises(NeedsUpdate):
deployment_reconciler.reconcile(
deployment_reconciler.retrieve(),
deployment_reconciler.get_reference_object(),
)
with CONFIG.patch("outposts.container_image_base", "test"):
with self.assertRaises(NeedsUpdate):
deployment_reconciler.reconcile(
deployment_reconciler.retrieve(),
deployment_reconciler.get_reference_object(),
)
deployment_reconciler.delete(deployment_reconciler.get_reference_object())
@pytest.mark.timeout(120)
def test_service_reconciler(self):
"""test that service requires update"""
controller = ProxyKubernetesController(self.outpost, self.service_connection)
service_reconciler = ServiceReconciler(controller)
self.assertIsNotNone(service_reconciler.retrieve())
config = self.outpost.config
config.kubernetes_service_type = "NodePort"
config.kubernetes_json_patches = {
"service": [
{
"op": "add",
"path": "/spec/ipFamilyPolicy",
"value": "PreferDualStack",
}
]
}
self.outpost.config = config
with self.assertRaises(NeedsUpdate):
service_reconciler.reconcile(
service_reconciler.retrieve(),
service_reconciler.get_reference_object(),
)
service_reconciler.delete(service_reconciler.get_reference_object())
@pytest.mark.timeout(120)
def test_controller_rename(self):
"""test that objects get deleted and re-created with new names"""
controller = ProxyKubernetesController(self.outpost, self.service_connection)
self.assertIsNone(controller.up())
self.outpost.name = "foo"
self.assertIsNone(controller.up())
apps = AppsV1Api(controller.client)
with self.assertRaises(OpenApiException):
apps.read_namespaced_deployment("test", self.outpost.config.kubernetes_namespace)
controller.down()
@pytest.mark.timeout(120)
def test_controller_full_update(self):
"""Test an update that triggers all objects"""
controller = ProxyKubernetesController(self.outpost, self.service_connection)
self.assertIsNone(controller.up())
with patch(
"authentik.outposts.controllers.k8s.base.get_version", MagicMock(return_value="1234")
):
self.assertIsNone(controller.up())
deployment_reconciler = DeploymentReconciler(controller)
deployment = deployment_reconciler.retrieve()
self.assertEqual(deployment.metadata.labels["app.kubernetes.io/version"], "1234")
controller.down()