MatrixSynapse/tests/api/test_filtering.py

498 lines
18 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2015, 2016 OpenMarket Ltd
# Copyright 2017 Vector Creations Ltd
# Copyright 2018-2019 New Vector Ltd
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# Licensed 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.
import jsonschema
from twisted.internet import defer
from synapse.api.constants import EventContentFields
from synapse.api.errors import SynapseError
from synapse.api.filtering import Filter
from synapse.events import make_event_from_dict
from tests import unittest
from tests.utils import setup_test_homeserver
user_localpart = "test_user"
def MockEvent(**kwargs):
if "event_id" not in kwargs:
kwargs["event_id"] = "fake_event_id"
if "type" not in kwargs:
kwargs["type"] = "fake_type"
return make_event_from_dict(kwargs)
class FilteringTestCase(unittest.TestCase):
def setUp(self):
hs = setup_test_homeserver(self.addCleanup)
self.filtering = hs.get_filtering()
self.datastore = hs.get_datastore()
def test_errors_on_invalid_filters(self):
invalid_filters = [
{"boom": {}},
{"account_data": "Hello World"},
{"event_fields": [r"\\foo"]},
{"room": {"timeline": {"limit": 0}, "state": {"not_bars": ["*"]}}},
{"event_format": "other"},
{"room": {"not_rooms": ["#foo:pik-test"]}},
{"presence": {"senders": ["@bar;pik.test.com"]}},
]
for filter in invalid_filters:
with self.assertRaises(SynapseError) as check_filter_error:
self.filtering.check_valid_filter(filter)
self.assertIsInstance(check_filter_error.exception, SynapseError)
def test_valid_filters(self):
valid_filters = [
{
"room": {
"timeline": {"limit": 20},
"state": {"not_types": ["m.room.member"]},
"ephemeral": {"limit": 0, "not_types": ["*"]},
"include_leave": False,
"rooms": ["!dee:pik-test"],
"not_rooms": ["!gee:pik-test"],
"account_data": {"limit": 0, "types": ["*"]},
}
},
{
"room": {
"state": {
"types": ["m.room.*"],
"not_rooms": ["!726s6s6q:example.com"],
},
"timeline": {
"limit": 10,
"types": ["m.room.message"],
"not_rooms": ["!726s6s6q:example.com"],
"not_senders": ["@spam:example.com"],
"org.matrix.labels": ["#fun"],
"org.matrix.not_labels": ["#work"],
},
"ephemeral": {
"types": ["m.receipt", "m.typing"],
"not_rooms": ["!726s6s6q:example.com"],
"not_senders": ["@spam:example.com"],
},
},
"presence": {
"types": ["m.presence"],
"not_senders": ["@alice:example.com"],
},
"event_format": "client",
"event_fields": ["type", "content", "sender"],
},
# a single backslash should be permitted (though it is debatable whether
# it should be permitted before anything other than `.`, and what that
# actually means)
#
# (note that event_fields is implemented in
# synapse.events.utils.serialize_event, and so whether this actually works
# is tested elsewhere. We just want to check that it is allowed through the
# filter validation)
{"event_fields": [r"foo\.bar"]},
]
for filter in valid_filters:
try:
self.filtering.check_valid_filter(filter)
except jsonschema.ValidationError as e:
self.fail(e)
def test_limits_are_applied(self):
# TODO
pass
def test_definition_types_works_with_literals(self):
definition = {"types": ["m.room.message", "org.matrix.foo.bar"]}
event = MockEvent(sender="@foo:bar", type="m.room.message", room_id="!foo:bar")
self.assertTrue(Filter(definition).check(event))
def test_definition_types_works_with_wildcards(self):
definition = {"types": ["m.*", "org.matrix.foo.bar"]}
event = MockEvent(sender="@foo:bar", type="m.room.message", room_id="!foo:bar")
self.assertTrue(Filter(definition).check(event))
def test_definition_types_works_with_unknowns(self):
definition = {"types": ["m.room.message", "org.matrix.foo.bar"]}
event = MockEvent(
sender="@foo:bar",
type="now.for.something.completely.different",
room_id="!foo:bar",
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_types_works_with_literals(self):
definition = {"not_types": ["m.room.message", "org.matrix.foo.bar"]}
event = MockEvent(sender="@foo:bar", type="m.room.message", room_id="!foo:bar")
self.assertFalse(Filter(definition).check(event))
def test_definition_not_types_works_with_wildcards(self):
definition = {"not_types": ["m.room.message", "org.matrix.*"]}
event = MockEvent(
sender="@foo:bar", type="org.matrix.custom.event", room_id="!foo:bar"
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_types_works_with_unknowns(self):
definition = {"not_types": ["m.*", "org.*"]}
event = MockEvent(sender="@foo:bar", type="com.nom.nom.nom", room_id="!foo:bar")
self.assertTrue(Filter(definition).check(event))
def test_definition_not_types_takes_priority_over_types(self):
definition = {
"not_types": ["m.*", "org.*"],
"types": ["m.room.message", "m.room.topic"],
}
event = MockEvent(sender="@foo:bar", type="m.room.topic", room_id="!foo:bar")
self.assertFalse(Filter(definition).check(event))
def test_definition_senders_works_with_literals(self):
definition = {"senders": ["@flibble:wibble"]}
event = MockEvent(
sender="@flibble:wibble", type="com.nom.nom.nom", room_id="!foo:bar"
)
self.assertTrue(Filter(definition).check(event))
def test_definition_senders_works_with_unknowns(self):
definition = {"senders": ["@flibble:wibble"]}
event = MockEvent(
sender="@challenger:appears", type="com.nom.nom.nom", room_id="!foo:bar"
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_senders_works_with_literals(self):
definition = {"not_senders": ["@flibble:wibble"]}
event = MockEvent(
sender="@flibble:wibble", type="com.nom.nom.nom", room_id="!foo:bar"
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_senders_works_with_unknowns(self):
definition = {"not_senders": ["@flibble:wibble"]}
event = MockEvent(
sender="@challenger:appears", type="com.nom.nom.nom", room_id="!foo:bar"
)
self.assertTrue(Filter(definition).check(event))
def test_definition_not_senders_takes_priority_over_senders(self):
definition = {
"not_senders": ["@misspiggy:muppets"],
"senders": ["@kermit:muppets", "@misspiggy:muppets"],
}
event = MockEvent(
sender="@misspiggy:muppets", type="m.room.topic", room_id="!foo:bar"
)
self.assertFalse(Filter(definition).check(event))
def test_definition_rooms_works_with_literals(self):
definition = {"rooms": ["!secretbase:unknown"]}
event = MockEvent(
sender="@foo:bar", type="m.room.message", room_id="!secretbase:unknown"
)
self.assertTrue(Filter(definition).check(event))
def test_definition_rooms_works_with_unknowns(self):
definition = {"rooms": ["!secretbase:unknown"]}
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!anothersecretbase:unknown",
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_rooms_works_with_literals(self):
definition = {"not_rooms": ["!anothersecretbase:unknown"]}
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!anothersecretbase:unknown",
)
self.assertFalse(Filter(definition).check(event))
def test_definition_not_rooms_works_with_unknowns(self):
definition = {"not_rooms": ["!secretbase:unknown"]}
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!anothersecretbase:unknown",
)
self.assertTrue(Filter(definition).check(event))
def test_definition_not_rooms_takes_priority_over_rooms(self):
definition = {
"not_rooms": ["!secretbase:unknown"],
"rooms": ["!secretbase:unknown"],
}
event = MockEvent(
sender="@foo:bar", type="m.room.message", room_id="!secretbase:unknown"
)
self.assertFalse(Filter(definition).check(event))
def test_definition_combined_event(self):
definition = {
"not_senders": ["@misspiggy:muppets"],
"senders": ["@kermit:muppets"],
"rooms": ["!stage:unknown"],
"not_rooms": ["!piggyshouse:muppets"],
"types": ["m.room.message", "muppets.kermit.*"],
"not_types": ["muppets.misspiggy.*"],
}
event = MockEvent(
sender="@kermit:muppets", # yup
type="m.room.message", # yup
room_id="!stage:unknown", # yup
)
self.assertTrue(Filter(definition).check(event))
def test_definition_combined_event_bad_sender(self):
definition = {
"not_senders": ["@misspiggy:muppets"],
"senders": ["@kermit:muppets"],
"rooms": ["!stage:unknown"],
"not_rooms": ["!piggyshouse:muppets"],
"types": ["m.room.message", "muppets.kermit.*"],
"not_types": ["muppets.misspiggy.*"],
}
event = MockEvent(
sender="@misspiggy:muppets", # nope
type="m.room.message", # yup
room_id="!stage:unknown", # yup
)
self.assertFalse(Filter(definition).check(event))
def test_definition_combined_event_bad_room(self):
definition = {
"not_senders": ["@misspiggy:muppets"],
"senders": ["@kermit:muppets"],
"rooms": ["!stage:unknown"],
"not_rooms": ["!piggyshouse:muppets"],
"types": ["m.room.message", "muppets.kermit.*"],
"not_types": ["muppets.misspiggy.*"],
}
event = MockEvent(
sender="@kermit:muppets", # yup
type="m.room.message", # yup
room_id="!piggyshouse:muppets", # nope
)
self.assertFalse(Filter(definition).check(event))
def test_definition_combined_event_bad_type(self):
definition = {
"not_senders": ["@misspiggy:muppets"],
"senders": ["@kermit:muppets"],
"rooms": ["!stage:unknown"],
"not_rooms": ["!piggyshouse:muppets"],
"types": ["m.room.message", "muppets.kermit.*"],
"not_types": ["muppets.misspiggy.*"],
}
event = MockEvent(
sender="@kermit:muppets", # yup
type="muppets.misspiggy.kisses", # nope
room_id="!stage:unknown", # yup
)
self.assertFalse(Filter(definition).check(event))
def test_filter_labels(self):
definition = {"org.matrix.labels": ["#fun"]}
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!secretbase:unknown",
content={EventContentFields.LABELS: ["#fun"]},
)
self.assertTrue(Filter(definition).check(event))
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!secretbase:unknown",
content={EventContentFields.LABELS: ["#notfun"]},
)
self.assertFalse(Filter(definition).check(event))
def test_filter_not_labels(self):
definition = {"org.matrix.not_labels": ["#fun"]}
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!secretbase:unknown",
content={EventContentFields.LABELS: ["#fun"]},
)
self.assertFalse(Filter(definition).check(event))
event = MockEvent(
sender="@foo:bar",
type="m.room.message",
room_id="!secretbase:unknown",
content={EventContentFields.LABELS: ["#notfun"]},
)
self.assertTrue(Filter(definition).check(event))
@defer.inlineCallbacks
def test_filter_presence_match(self):
user_filter_json = {"presence": {"types": ["m.*"]}}
filter_id = yield defer.ensureDeferred(
self.datastore.add_user_filter(
user_localpart=user_localpart, user_filter=user_filter_json
)
)
event = MockEvent(sender="@foo:bar", type="m.profile")
events = [event]
user_filter = yield defer.ensureDeferred(
self.filtering.get_user_filter(
user_localpart=user_localpart, filter_id=filter_id
)
)
results = user_filter.filter_presence(events=events)
self.assertEquals(events, results)
@defer.inlineCallbacks
def test_filter_presence_no_match(self):
user_filter_json = {"presence": {"types": ["m.*"]}}
filter_id = yield defer.ensureDeferred(
self.datastore.add_user_filter(
user_localpart=user_localpart + "2", user_filter=user_filter_json
)
)
event = MockEvent(
event_id="$asdasd:localhost",
sender="@foo:bar",
type="custom.avatar.3d.crazy",
)
events = [event]
user_filter = yield defer.ensureDeferred(
self.filtering.get_user_filter(
user_localpart=user_localpart + "2", filter_id=filter_id
)
)
results = user_filter.filter_presence(events=events)
self.assertEquals([], results)
@defer.inlineCallbacks
def test_filter_room_state_match(self):
user_filter_json = {"room": {"state": {"types": ["m.*"]}}}
filter_id = yield defer.ensureDeferred(
self.datastore.add_user_filter(
user_localpart=user_localpart, user_filter=user_filter_json
)
)
event = MockEvent(sender="@foo:bar", type="m.room.topic", room_id="!foo:bar")
events = [event]
user_filter = yield defer.ensureDeferred(
self.filtering.get_user_filter(
user_localpart=user_localpart, filter_id=filter_id
)
)
results = user_filter.filter_room_state(events=events)
self.assertEquals(events, results)
@defer.inlineCallbacks
def test_filter_room_state_no_match(self):
user_filter_json = {"room": {"state": {"types": ["m.*"]}}}
filter_id = yield defer.ensureDeferred(
self.datastore.add_user_filter(
user_localpart=user_localpart, user_filter=user_filter_json
)
)
event = MockEvent(
sender="@foo:bar", type="org.matrix.custom.event", room_id="!foo:bar"
)
events = [event]
user_filter = yield defer.ensureDeferred(
self.filtering.get_user_filter(
user_localpart=user_localpart, filter_id=filter_id
)
)
results = user_filter.filter_room_state(events)
self.assertEquals([], results)
def test_filter_rooms(self):
definition = {
"rooms": ["!allowed:example.com", "!excluded:example.com"],
"not_rooms": ["!excluded:example.com"],
}
room_ids = [
"!allowed:example.com", # Allowed because in rooms and not in not_rooms.
"!excluded:example.com", # Disallowed because in not_rooms.
"!not_included:example.com", # Disallowed because not in rooms.
]
filtered_room_ids = list(Filter(definition).filter_rooms(room_ids))
self.assertEquals(filtered_room_ids, ["!allowed:example.com"])
@defer.inlineCallbacks
def test_add_filter(self):
user_filter_json = {"room": {"state": {"types": ["m.*"]}}}
filter_id = yield defer.ensureDeferred(
self.filtering.add_user_filter(
user_localpart=user_localpart, user_filter=user_filter_json
)
)
self.assertEquals(filter_id, 0)
self.assertEquals(
user_filter_json,
(
yield defer.ensureDeferred(
self.datastore.get_user_filter(
user_localpart=user_localpart, filter_id=0
)
)
),
)
@defer.inlineCallbacks
def test_get_filter(self):
user_filter_json = {"room": {"state": {"types": ["m.*"]}}}
filter_id = yield defer.ensureDeferred(
self.datastore.add_user_filter(
user_localpart=user_localpart, user_filter=user_filter_json
)
)
filter = yield defer.ensureDeferred(
self.filtering.get_user_filter(
user_localpart=user_localpart, filter_id=filter_id
)
)
self.assertEquals(filter.get_filter_json(), user_filter_json)
self.assertRegexpMatches(repr(filter), r"<FilterCollection \{.*\}>")