fix(embed): fix server error due to breaking change on flask-login (#22462)

Co-authored-by: Usiel Riedl <usiel.riedl@automattic.com>

superset/embedded/view.py

@@ -19,10 +19,10 @@ from typing import Callable
 
 from flask import abort, g, request
 from flask_appbuilder import expose
-from flask_login import AnonymousUserMixin, LoginManager
+from flask_login import AnonymousUserMixin, login_user
 from flask_wtf.csrf import same_origin
 
-from superset import event_logger, is_feature_enabled, security_manager
+from superset import event_logger, is_feature_enabled
 from superset.embedded.dao import EmbeddedDAO
 from superset.superset_typing import FlaskResponse
 from superset.utils import core as utils
@@ -68,8 +68,7 @@ class EmbeddedView(BaseSupersetView):
         # Log in as an anonymous user, just for this view.
         # This view needs to be visible to all users,
         # and building the page fails if g.user and/or ctx.user aren't present.
-        login_manager: LoginManager = security_manager.lm
-        login_manager.reload_user(AnonymousUserMixin())
+        login_user(AnonymousUserMixin(), force=True)
 
         add_extra_log_payload(
             embedded_dashboard_id=uuid,

superset/views/dashboard/views.py

@@ -24,7 +24,7 @@ from flask_appbuilder.actions import action
 from flask_appbuilder.models.sqla.interface import SQLAInterface
 from flask_appbuilder.security.decorators import has_access
 from flask_babel import gettext as __, lazy_gettext as _
-from flask_login import AnonymousUserMixin, LoginManager
+from flask_login import AnonymousUserMixin, login_user
 
 from superset import db, event_logger, is_feature_enabled, security_manager
 from superset.constants import MODEL_VIEW_RW_METHOD_PERMISSION_MAP, RouteMethod
@@ -149,8 +149,7 @@ class Dashboard(BaseSupersetView):
         # Log in as an anonymous user, just for this view.
         # This view needs to be visible to all users,
         # and building the page fails if g.user and/or ctx.user aren't present.
-        login_manager: LoginManager = security_manager.lm
-        login_manager.reload_user(AnonymousUserMixin())
+        login_user(AnonymousUserMixin(), force=True)
 
         add_extra_log_payload(
             dashboard_id=dashboard_id_or_slug,

tests/integration_tests/embedded/test_view.py

@@ -0,0 +1,72 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+from unittest import mock
+
+import pytest
+
+from superset import db
+from superset.embedded.dao import EmbeddedDAO
+from superset.models.dashboard import Dashboard
+from tests.integration_tests.fixtures.birth_names_dashboard import (
+    load_birth_names_dashboard_with_slices,
+    load_birth_names_data,
+)
+from tests.integration_tests.fixtures.client import client
+
+if TYPE_CHECKING:
+    from typing import Any
+
+    from flask.testing import FlaskClient
+
+
+@pytest.mark.usefixtures("load_birth_names_dashboard_with_slices")
+@mock.patch.dict(
+    "superset.extensions.feature_flag_manager._feature_flags",
+    EMBEDDED_SUPERSET=True,
+)
+def test_get_embedded_dashboard(client: FlaskClient[Any]):
+    dash = db.session.query(Dashboard).filter_by(slug="births").first()
+    embedded = EmbeddedDAO.upsert(dash, [])
+    uri = f"embedded/{embedded.uuid}"
+    response = client.get(uri)
+    assert response.status_code == 200
+
+
+@pytest.mark.usefixtures("load_birth_names_dashboard_with_slices")
+@mock.patch.dict(
+    "superset.extensions.feature_flag_manager._feature_flags",
+    EMBEDDED_SUPERSET=True,
+)
+def test_get_embedded_dashboard_referrer_not_allowed(client: FlaskClient[Any]):
+    dash = db.session.query(Dashboard).filter_by(slug="births").first()
+    embedded = EmbeddedDAO.upsert(dash, ["test.example.com"])
+    uri = f"embedded/{embedded.uuid}"
+    response = client.get(uri)
+    assert response.status_code == 403
+
+
+@mock.patch.dict(
+    "superset.extensions.feature_flag_manager._feature_flags",
+    EMBEDDED_SUPERSET=True,
+)
+def test_get_embedded_dashboard_non_found(client: FlaskClient[Any]):
+    uri = f"embedded/bad-uuid"
+    response = client.get(uri)
+    assert response.status_code == 404