Files
authentik/authentik/providers/saml/tests/test_schema.py
Jens Langhammer 057de82b01 schemas: fix XML Schema loading...for some reason?
Signed-off-by: Jens Langhammer <jens@goauthentik.io>
2024-08-26 16:34:47 +02:00

77 lines
2.9 KiB
Python

"""Test Requests and Responses against schema"""
from base64 import b64encode
from django.test import TestCase
from lxml import etree # nosec
from authentik.blueprints.tests import apply_blueprint
from authentik.core.tests.utils import create_test_cert, create_test_flow
from authentik.lib.tests.utils import get_request
from authentik.lib.xml import lxml_from_string
from authentik.providers.saml.models import SAMLPropertyMapping, SAMLProvider
from authentik.providers.saml.processors.assertion import AssertionProcessor
from authentik.providers.saml.processors.authn_request_parser import AuthNRequestParser
from authentik.sources.saml.models import SAMLSource
from authentik.sources.saml.processors.request import RequestProcessor
class TestSchema(TestCase):
"""Test Requests and Responses against schema"""
@apply_blueprint("system/providers-saml.yaml")
def setUp(self):
cert = create_test_cert()
self.provider: SAMLProvider = SAMLProvider.objects.create(
authorization_flow=create_test_flow(),
acs_url="http://testserver/source/saml/provider/acs/",
signing_kp=cert,
verification_kp=cert,
)
self.provider.property_mappings.set(SAMLPropertyMapping.objects.all())
self.provider.save()
self.source = SAMLSource.objects.create(
slug="provider",
issuer="authentik",
signing_kp=cert,
pre_authentication_flow=create_test_flow(),
)
def test_request_schema(self):
"""Test generated AuthNRequest against Schema"""
http_request = get_request("/")
# First create an AuthNRequest
request_proc = RequestProcessor(self.source, http_request, "test_state")
request = request_proc.build_auth_n()
metadata = lxml_from_string(request)
schema = etree.XMLSchema(
etree.parse("schemas/saml-schema-protocol-2.0.xsd", parser=etree.XMLParser()) # nosec
)
self.assertTrue(schema.validate(metadata))
def test_response_schema(self):
"""Test generated AuthNRequest against Schema"""
http_request = get_request("/")
# First create an AuthNRequest
request_proc = RequestProcessor(self.source, http_request, "test_state")
request = request_proc.build_auth_n()
# To get an assertion we need a parsed request (parsed by provider)
parsed_request = AuthNRequestParser(self.provider).parse(
b64encode(request.encode()).decode(), "test_state"
)
# Now create a response and convert it to string (provider)
response_proc = AssertionProcessor(self.provider, http_request, parsed_request)
response = response_proc.build_response()
metadata = lxml_from_string(response)
schema = etree.XMLSchema(
etree.parse("schemas/saml-schema-protocol-2.0.xsd", parser=etree.XMLParser()) # nosec
)
self.assertTrue(schema.validate(metadata))