Enhancement: Make the StatusConsumer truly async (#12298)

This commit is contained in:
Trenton H
2026-03-12 13:27:35 -07:00
committed by GitHub
parent f15394fa5c
commit ee0d1a3094
3 changed files with 227 additions and 264 deletions
+32 -43
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@@ -1,62 +1,51 @@
import json
from typing import Any
from asgiref.sync import async_to_sync
from channels.exceptions import AcceptConnection
from channels.exceptions import DenyConnection
from channels.generic.websocket import WebsocketConsumer
from channels.generic.websocket import AsyncWebsocketConsumer
class StatusConsumer(WebsocketConsumer):
def _authenticated(self):
return "user" in self.scope and self.scope["user"].is_authenticated
class StatusConsumer(AsyncWebsocketConsumer):
def _authenticated(self) -> bool:
user: Any = self.scope.get("user")
return user is not None and user.is_authenticated
def _can_view(self, data):
user = self.scope.get("user") if self.scope.get("user") else None
async def _can_view(self, data: dict[str, Any]) -> bool:
user: Any = self.scope.get("user")
if user is None:
return False
owner_id = data.get("owner_id")
users_can_view = data.get("users_can_view", [])
groups_can_view = data.get("groups_can_view", [])
return (
user.is_superuser
or user.id == owner_id
or user.id in users_can_view
or any(
user.groups.filter(pk=group_id).exists() for group_id in groups_can_view
)
)
def connect(self):
if user.is_superuser or user.id == owner_id or user.id in users_can_view:
return True
return await user.groups.filter(pk__in=groups_can_view).aexists()
async def connect(self) -> None:
if not self._authenticated():
raise DenyConnection
else:
async_to_sync(self.channel_layer.group_add)(
"status_updates",
self.channel_name,
)
raise AcceptConnection
await self.close()
return
await self.channel_layer.group_add("status_updates", self.channel_name)
await self.accept()
def disconnect(self, close_code) -> None:
async_to_sync(self.channel_layer.group_discard)(
"status_updates",
self.channel_name,
)
async def disconnect(self, code: int) -> None:
await self.channel_layer.group_discard("status_updates", self.channel_name)
def status_update(self, event) -> None:
async def status_update(self, event: dict[str, Any]) -> None:
if not self._authenticated():
self.close()
else:
if self._can_view(event["data"]):
self.send(json.dumps(event))
await self.close()
elif await self._can_view(event["data"]):
await self.send(json.dumps(event))
def documents_deleted(self, event) -> None:
async def documents_deleted(self, event: dict[str, Any]) -> None:
if not self._authenticated():
self.close()
await self.close()
else:
self.send(json.dumps(event))
await self.send(json.dumps(event))
def document_updated(self, event: Any) -> None:
async def document_updated(self, event: dict[str, Any]) -> None:
if not self._authenticated():
self.close()
else:
if self._can_view(event["data"]):
self.send(json.dumps(event))
await self.close()
elif await self._can_view(event["data"]):
await self.send(json.dumps(event))
+132 -158
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@@ -1,186 +1,175 @@
from unittest import mock
import pytest
from channels.layers import get_channel_layer
from channels.testing import WebsocketCommunicator
from django.test import TestCase
from django.test import override_settings
from pytest_mock import MockerFixture
from documents.plugins.helpers import DocumentsStatusManager
from documents.plugins.helpers import ProgressManager
from documents.plugins.helpers import ProgressStatusOptions
from paperless.asgi import application
TEST_CHANNEL_LAYERS = {
"default": {
"BACKEND": "channels.layers.InMemoryChannelLayer",
},
}
class TestWebSockets:
@pytest.fixture(autouse=True)
def anyio_backend(self) -> str:
return "asyncio"
@override_settings(CHANNEL_LAYERS=TEST_CHANNEL_LAYERS)
class TestWebSockets(TestCase):
@pytest.mark.anyio
async def test_no_auth(self) -> None:
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertFalse(connected)
assert not connected
await communicator.disconnect()
@mock.patch("paperless.consumers.StatusConsumer.close")
@mock.patch("paperless.consumers.StatusConsumer._authenticated")
async def test_close_on_no_auth(self, _authenticated, mock_close) -> None:
_authenticated.return_value = True
@pytest.mark.anyio
async def test_close_on_no_auth(self, mocker: MockerFixture) -> None:
mock_auth = mocker.patch(
"paperless.consumers.StatusConsumer._authenticated",
return_value=True,
)
mock_close = mocker.patch(
"paperless.consumers.StatusConsumer.close",
new_callable=mocker.AsyncMock,
)
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertTrue(connected)
message = {"type": "status_update", "data": {"task_id": "test"}}
_authenticated.return_value = False
assert connected
mock_auth.return_value = False
channel_layer = get_channel_layer()
assert channel_layer is not None
await channel_layer.group_send(
"status_updates",
message,
{"type": "status_update", "data": {"task_id": "test"}},
)
await communicator.receive_nothing()
mock_close.assert_called_once()
mock_close.assert_awaited_once()
mock_close.reset_mock()
message = {
"type": "document_updated",
"data": {"document_id": 10, "modified": "2026-02-17T00:00:00Z"},
}
await channel_layer.group_send(
"status_updates",
message,
{
"type": "document_updated",
"data": {"document_id": 10, "modified": "2026-02-17T00:00:00Z"},
},
)
await communicator.receive_nothing()
mock_close.assert_called_once()
mock_close.assert_awaited_once()
mock_close.reset_mock()
message = {"type": "documents_deleted", "data": {"documents": [1, 2, 3]}}
await channel_layer.group_send(
"status_updates",
message,
{"type": "documents_deleted", "data": {"documents": [1, 2, 3]}},
)
await communicator.receive_nothing()
mock_close.assert_awaited_once()
mock_close.assert_called_once()
@mock.patch("paperless.consumers.StatusConsumer._authenticated")
async def test_auth(self, _authenticated) -> None:
_authenticated.return_value = True
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertTrue(connected)
await communicator.disconnect()
@mock.patch("paperless.consumers.StatusConsumer._authenticated")
async def test_receive_status_update(self, _authenticated) -> None:
_authenticated.return_value = True
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertTrue(connected)
message = {"type": "status_update", "data": {"task_id": "test"}}
channel_layer = get_channel_layer()
await channel_layer.group_send(
"status_updates",
message,
@pytest.mark.anyio
async def test_auth(self, mocker: MockerFixture) -> None:
mocker.patch(
"paperless.consumers.StatusConsumer._authenticated",
return_value=True,
)
response = await communicator.receive_json_from()
self.assertEqual(response, message)
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
assert connected
await communicator.disconnect()
async def test_status_update_check_perms(self) -> None:
@pytest.mark.anyio
async def test_receive_status_update(self, mocker: MockerFixture) -> None:
mocker.patch(
"paperless.consumers.StatusConsumer._authenticated",
return_value=True,
)
communicator = WebsocketCommunicator(application, "/ws/status/")
communicator.scope["user"] = mock.Mock()
communicator.scope["user"].is_authenticated = True
communicator.scope["user"].is_superuser = False
communicator.scope["user"].id = 1
connected, _ = await communicator.connect()
self.assertTrue(connected)
assert connected
# Test as owner
message = {"type": "status_update", "data": {"task_id": "test"}}
channel_layer = get_channel_layer()
assert channel_layer is not None
await channel_layer.group_send("status_updates", message)
assert await communicator.receive_json_from() == message
await communicator.disconnect()
@pytest.mark.anyio
async def test_status_update_check_perms(self, mocker: MockerFixture) -> None:
user = mocker.MagicMock()
user.is_authenticated = True
user.is_superuser = False
user.id = 1
communicator = WebsocketCommunicator(application, "/ws/status/")
communicator.scope["user"] = user # type: ignore[typeddict-unknown-key]
connected, _ = await communicator.connect()
assert connected
channel_layer = get_channel_layer()
assert channel_layer is not None
# Message received as owner
message = {"type": "status_update", "data": {"task_id": "test", "owner_id": 1}}
channel_layer = get_channel_layer()
await channel_layer.group_send(
"status_updates",
message,
)
response = await communicator.receive_json_from()
self.assertEqual(response, message)
await channel_layer.group_send("status_updates", message)
assert await communicator.receive_json_from() == message
# Test with a group that the user belongs to
communicator.scope["user"].groups.filter.return_value.exists.return_value = True
# Message received via group membership
user.groups.filter.return_value.aexists = mocker.AsyncMock(return_value=True)
message = {
"type": "status_update",
"data": {"task_id": "test", "owner_id": 2, "groups_can_view": [1]},
}
channel_layer = get_channel_layer()
await channel_layer.group_send(
"status_updates",
message,
)
response = await communicator.receive_json_from()
self.assertEqual(response, message)
await channel_layer.group_send("status_updates", message)
assert await communicator.receive_json_from() == message
# Test with a different owner_id
# Message not received for different owner with no group match
user.groups.filter.return_value.aexists = mocker.AsyncMock(return_value=False)
message = {"type": "status_update", "data": {"task_id": "test", "owner_id": 2}}
channel_layer = get_channel_layer()
await channel_layer.group_send(
"status_updates",
message,
)
response = await communicator.receive_nothing()
self.assertNotEqual(response, message)
await channel_layer.group_send("status_updates", message)
assert await communicator.receive_nothing()
await communicator.disconnect()
@mock.patch("paperless.consumers.StatusConsumer._authenticated")
async def test_receive_documents_deleted(self, _authenticated) -> None:
_authenticated.return_value = True
@pytest.mark.anyio
async def test_receive_documents_deleted(self, mocker: MockerFixture) -> None:
mocker.patch(
"paperless.consumers.StatusConsumer._authenticated",
return_value=True,
)
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertTrue(connected)
assert connected
message = {"type": "documents_deleted", "data": {"documents": [1, 2, 3]}}
channel_layer = get_channel_layer()
await channel_layer.group_send(
"status_updates",
message,
)
assert channel_layer is not None
await channel_layer.group_send("status_updates", message)
response = await communicator.receive_json_from()
self.assertEqual(response, message)
assert await communicator.receive_json_from() == message
await communicator.disconnect()
@mock.patch("paperless.consumers.StatusConsumer._can_view")
@mock.patch("paperless.consumers.StatusConsumer._authenticated")
async def test_receive_document_updated(self, _authenticated, _can_view) -> None:
_authenticated.return_value = True
_can_view.return_value = True
@pytest.mark.anyio
async def test_receive_document_updated(self, mocker: MockerFixture) -> None:
mocker.patch(
"paperless.consumers.StatusConsumer._authenticated",
return_value=True,
)
mocker.patch(
"paperless.consumers.StatusConsumer._can_view",
return_value=True,
)
communicator = WebsocketCommunicator(application, "/ws/status/")
connected, _ = await communicator.connect()
self.assertTrue(connected)
assert connected
message = {
"type": "document_updated",
@@ -192,67 +181,52 @@ class TestWebSockets(TestCase):
"groups_can_view": [],
},
}
channel_layer = get_channel_layer()
assert channel_layer is not None
await channel_layer.group_send(
"status_updates",
message,
)
await channel_layer.group_send("status_updates", message)
response = await communicator.receive_json_from()
self.assertEqual(response, message)
assert await communicator.receive_json_from() == message
await communicator.disconnect()
@mock.patch("channels.layers.InMemoryChannelLayer.group_send")
def test_manager_send_progress(self, mock_group_send) -> None:
def test_manager_send_progress(self, mocker: MockerFixture) -> None:
mock_group_send = mocker.patch(
"channels.layers.InMemoryChannelLayer.group_send",
)
with ProgressManager(task_id="test") as manager:
manager.send_progress(
ProgressStatusOptions.STARTED,
"Test message",
1,
10,
extra_args={
"foo": "bar",
},
extra_args={"foo": "bar"},
)
message = mock_group_send.call_args[0][1]
self.assertEqual(
message,
{
"type": "status_update",
"data": {
"filename": None,
"task_id": "test",
"current_progress": 1,
"max_progress": 10,
"status": ProgressStatusOptions.STARTED,
"message": "Test message",
"foo": "bar",
},
assert mock_group_send.call_args[0][1] == {
"type": "status_update",
"data": {
"filename": None,
"task_id": "test",
"current_progress": 1,
"max_progress": 10,
"status": ProgressStatusOptions.STARTED,
"message": "Test message",
"foo": "bar",
},
}
def test_manager_send_documents_deleted(self, mocker: MockerFixture) -> None:
mock_group_send = mocker.patch(
"channels.layers.InMemoryChannelLayer.group_send",
)
@mock.patch("channels.layers.InMemoryChannelLayer.group_send")
def test_manager_send_documents_deleted(
self,
mock_group_send: mock.MagicMock,
) -> None:
with DocumentsStatusManager() as manager:
manager.send_documents_deleted([1, 2, 3])
message = mock_group_send.call_args[0][1]
self.assertEqual(
message,
{
"type": "documents_deleted",
"data": {
"documents": [1, 2, 3],
},
assert mock_group_send.call_args[0][1] == {
"type": "documents_deleted",
"data": {
"documents": [1, 2, 3],
},
)
}