fix Server Error when downloading metadata

passbook/saml_idp/processors/gitlab.py

@@ -7,6 +7,4 @@ class GitLabProcessor(Processor):
     """GitLab Response Handler Processor for testing against django-saml2-sp."""
 
     def _determine_audience(self):
-        # Nextcloud expects an audience in this format
-        # https://<host>
         self._audience = self._remote.acs_url.replace('/users/auth/saml/callback', '')

passbook/saml_idp/views.py

@@ -206,7 +206,9 @@ class DescriptorDownloadView(AccessRequiredView):
     def get(self, request, application):
         """Replies with the XML Metadata IDSSODescriptor."""
         entity_id = CONFIG.y('saml_idp.issuer')
-        slo_url = request.build_absolute_uri(reverse('passbook_saml_idp:saml-logout'))
+        slo_url = request.build_absolute_uri(reverse('passbook_saml_idp:saml-logout', kwargs={
+            'application': application
+        }))
         sso_url = request.build_absolute_uri(reverse('passbook_saml_idp:saml-login', kwargs={
             'application': application
         }))