# Copyright 2020 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.
from typing import Any, Dict, List, Optional, Union, cast
import frozendict
from twisted.test.proto_helpers import MemoryReactor
import synapse.rest.admin
from synapse.api.constants import EventTypes, HistoryVisibility, Membership
from synapse.api.room_versions import RoomVersions
from synapse.appservice import ApplicationService
from synapse.events import FrozenEvent, make_event_from_dict
from synapse.push.bulk_push_rule_evaluator import _flatten_dict
from synapse.push.httppusher import tweaks_for_actions
from synapse.rest import admin
from synapse.rest.client import login, register, room
from synapse.server import HomeServer
from synapse.storage.databases.main.appservice import _make_exclusive_regex
from synapse.synapse_rust.push import PushRuleEvaluator
from synapse.types import JsonDict, JsonMapping, UserID
from synapse.util import Clock
from synapse.util.frozenutils import freeze
from tests import unittest
from tests.test_utils.event_injection import create_event, inject_member_event
class FlattenDictTestCase(unittest.TestCase):
def test_simple(self) -> None:
"""Test a dictionary that isn't modified."""
input = {"foo": "abc"}
self.assertEqual(input, _flatten_dict(input))
def test_nested(self) -> None:
"""Nested dictionaries become dotted paths."""
input = {"foo": {"bar": "abc"}}
self.assertEqual({"foo.bar": "abc"}, _flatten_dict(input))
# If a field has a dot in it, escape it.
input = {"m.foo": {"b\\ar": "abc"}}
self.assertEqual({"m\\.foo.b\\\\ar": "abc"}, _flatten_dict(input))
def test_non_string(self) -> None:
"""String, booleans, ints, nulls and list of those should be kept while other items are dropped."""
input: Dict[str, Any] = {
"woo": "woo",
"foo": True,
"bar": 1,
"baz": None,
"fuzz": ["woo", True, 1, None, [], {}],
"boo": {},
}
self.assertEqual(
{
"woo": "woo",
"foo": True,
"bar": 1,
"baz": None,
"fuzz": ["woo", True, 1, None],
},
_flatten_dict(input),
)
def test_event(self) -> None:
"""Events can also be flattened."""
event = make_event_from_dict(
{
"room_id": "!test:test",
"type": "m.room.message",
"sender": "@alice:test",
"content": {
"msgtype": "m.text",
"body": "Hello world!",
"format": "org.matrix.custom.html",
"formatted_body": "Hello world!
",
},
},
room_version=RoomVersions.V8,
)
expected = {
"content.msgtype": "m.text",
"content.body": "Hello world!",
"content.format": "org.matrix.custom.html",
"content.formatted_body": "Hello world!
",
"room_id": "!test:test",
"sender": "@alice:test",
"type": "m.room.message",
}
self.assertEqual(expected, _flatten_dict(event))
def test_extensible_events(self) -> None:
"""Extensible events has compatibility behaviour."""
event_dict = {
"room_id": "!test:test",
"type": "m.room.message",
"sender": "@alice:test",
"content": {
"org.matrix.msc1767.markup": [
{"mimetype": "text/plain", "body": "Hello world!"},
{"mimetype": "text/html", "body": "Hello world!
"},
]
},
}
# For a current room version, there's no special behavior.
event = make_event_from_dict(event_dict, room_version=RoomVersions.V8)
expected = {
"room_id": "!test:test",
"sender": "@alice:test",
"type": "m.room.message",
"content.org\\.matrix\\.msc1767\\.markup": [],
}
self.assertEqual(expected, _flatten_dict(event))
# For a room version with extensible events, they parse out the text/plain
# to a content.body property.
event = make_event_from_dict(event_dict, room_version=RoomVersions.MSC1767v10)
expected = {
"content.body": "hello world!",
"room_id": "!test:test",
"sender": "@alice:test",
"type": "m.room.message",
"content.org\\.matrix\\.msc1767\\.markup": [],
}
self.assertEqual(expected, _flatten_dict(event))
class PushRuleEvaluatorTestCase(unittest.TestCase):
def _get_evaluator(
self,
content: JsonMapping,
*,
related_events: Optional[JsonDict] = None,
) -> PushRuleEvaluator:
event = FrozenEvent(
{
"event_id": "$event_id",
"type": "m.room.history_visibility",
"sender": "@user:test",
"state_key": "",
"room_id": "#room:test",
"content": content,
},
RoomVersions.V1,
)
room_member_count = 0
sender_power_level = 0
power_levels: Dict[str, Union[int, Dict[str, int]]] = {}
return PushRuleEvaluator(
_flatten_dict(event),
False,
room_member_count,
sender_power_level,
cast(Dict[str, int], power_levels.get("notifications", {})),
{} if related_events is None else related_events,
related_event_match_enabled=True,
room_version_feature_flags=event.room_version.msc3931_push_features,
msc3931_enabled=True,
)
def test_display_name(self) -> None:
"""Check for a matching display name in the body of the event."""
evaluator = self._get_evaluator({"body": "foo bar baz"})
condition = {"kind": "contains_display_name"}
# Blank names are skipped.
self.assertFalse(evaluator.matches(condition, "@user:test", ""))
# Check a display name that doesn't match.
self.assertFalse(evaluator.matches(condition, "@user:test", "not found"))
# Check a display name which matches.
self.assertTrue(evaluator.matches(condition, "@user:test", "foo"))
# A display name that matches, but not a full word does not result in a match.
self.assertFalse(evaluator.matches(condition, "@user:test", "ba"))
# A display name should not be interpreted as a regular expression.
self.assertFalse(evaluator.matches(condition, "@user:test", "ba[rz]"))
# A display name with spaces should work fine.
self.assertTrue(evaluator.matches(condition, "@user:test", "foo bar"))
def _assert_matches(
self, condition: JsonDict, content: JsonMapping, msg: Optional[str] = None
) -> None:
evaluator = self._get_evaluator(content)
self.assertTrue(evaluator.matches(condition, "@user:test", "display_name"), msg)
def _assert_not_matches(
self, condition: JsonDict, content: JsonDict, msg: Optional[str] = None
) -> None:
evaluator = self._get_evaluator(content)
self.assertFalse(
evaluator.matches(condition, "@user:test", "display_name"), msg
)
def test_event_match_body(self) -> None:
"""Check that event_match conditions on content.body work as expected"""
# if the key is `content.body`, the pattern matches substrings.
# non-wildcards should match
condition = {
"kind": "event_match",
"key": "content.body",
"pattern": "foobaz",
}
self._assert_matches(
condition,
{"body": "aaa FoobaZ zzz"},
"patterns should match and be case-insensitive",
)
self._assert_not_matches(
condition,
{"body": "aa xFoobaZ yy"},
"pattern should only match at word boundaries",
)
self._assert_not_matches(
condition,
{"body": "aa foobazx yy"},
"pattern should only match at word boundaries",
)
# wildcards should match
condition = {
"kind": "event_match",
"key": "content.body",
"pattern": "f?o*baz",
}
self._assert_matches(
condition,
{"body": "aaa FoobarbaZ zzz"},
"* should match string and pattern should be case-insensitive",
)
self._assert_matches(
condition, {"body": "aa foobaz yy"}, "* should match 0 characters"
)
self._assert_not_matches(
condition, {"body": "aa fobbaz yy"}, "? should not match 0 characters"
)
self._assert_not_matches(
condition, {"body": "aa fiiobaz yy"}, "? should not match 2 characters"
)
self._assert_not_matches(
condition,
{"body": "aa xfooxbaz yy"},
"pattern should only match at word boundaries",
)
self._assert_not_matches(
condition,
{"body": "aa fooxbazx yy"},
"pattern should only match at word boundaries",
)
# test backslashes
condition = {
"kind": "event_match",
"key": "content.body",
"pattern": r"f\oobaz",
}
self._assert_matches(
condition,
{"body": r"F\oobaz"},
"backslash should match itself",
)
condition = {
"kind": "event_match",
"key": "content.body",
"pattern": r"f\?obaz",
}
self._assert_matches(
condition,
{"body": r"F\oobaz"},
r"? after \ should match any character",
)
def test_event_match_non_body(self) -> None:
"""Check that event_match conditions on other keys work as expected"""
# if the key is anything other than 'content.body', the pattern must match the
# whole value.
# non-wildcards should match
condition = {
"kind": "event_match",
"key": "content.value",
"pattern": "foobaz",
}
self._assert_matches(
condition,
{"value": "FoobaZ"},
"patterns should match and be case-insensitive",
)
self._assert_not_matches(
condition,
{"value": "xFoobaZ"},
"pattern should only match at the start/end of the value",
)
self._assert_not_matches(
condition,
{"value": "FoobaZz"},
"pattern should only match at the start/end of the value",
)
# it should work on frozendicts too
self._assert_matches(
condition,
frozendict.frozendict({"value": "FoobaZ"}),
"patterns should match on frozendicts",
)
# wildcards should match
condition = {
"kind": "event_match",
"key": "content.value",
"pattern": "f?o*baz",
}
self._assert_matches(
condition,
{"value": "FoobarbaZ"},
"* should match string and pattern should be case-insensitive",
)
self._assert_matches(
condition, {"value": "foobaz"}, "* should match 0 characters"
)
self._assert_not_matches(
condition, {"value": "fobbaz"}, "? should not match 0 characters"
)
self._assert_not_matches(
condition, {"value": "fiiobaz"}, "? should not match 2 characters"
)
self._assert_not_matches(
condition,
{"value": "xfooxbaz"},
"pattern should only match at the start/end of the value",
)
self._assert_not_matches(
condition,
{"value": "fooxbazx"},
"pattern should only match at the start/end of the value",
)
self._assert_not_matches(
condition,
{"value": "x\nfooxbaz"},
"pattern should not match after a newline",
)
self._assert_not_matches(
condition,
{"value": "fooxbaz\nx"},
"pattern should not match before a newline",
)
def test_event_match_pattern(self) -> None:
"""Check that event_match conditions do not use a "pattern_type" from user data."""
# The pattern_type should not be deserialized into anything valid.
condition = {
"kind": "event_match",
"key": "content.value",
"pattern_type": "user_id",
}
self._assert_not_matches(
condition,
{"value": "@user:test"},
"should not be possible to pass a pattern_type in",
)
# This is an internal-only condition which shouldn't get deserialized.
condition = {
"kind": "event_match_type",
"key": "content.value",
"pattern_type": "user_id",
}
self._assert_not_matches(
condition,
{"value": "@user:test"},
"should not be possible to pass a pattern_type in",
)
def test_exact_event_match_string(self) -> None:
"""Check that exact_event_match conditions work as expected for strings."""
# Test against a string value.
condition = {
"kind": "event_property_is",
"key": "content.value",
"value": "foobaz",
}
self._assert_matches(
condition,
{"value": "foobaz"},
"exact value should match",
)
self._assert_not_matches(
condition,
{"value": "FoobaZ"},
"values should match and be case-sensitive",
)
self._assert_not_matches(
condition,
{"value": "test foobaz test"},
"values must exactly match",
)
value: Any
for value in (True, False, 1, 1.1, None, [], {}):
self._assert_not_matches(
condition,
{"value": value},
"incorrect types should not match",
)
# it should work on frozendicts too
self._assert_matches(
condition,
frozendict.frozendict({"value": "foobaz"}),
"values should match on frozendicts",
)
def test_exact_event_match_boolean(self) -> None:
"""Check that exact_event_match conditions work as expected for booleans."""
# Test against a True boolean value.
condition = {"kind": "event_property_is", "key": "content.value", "value": True}
self._assert_matches(
condition,
{"value": True},
"exact value should match",
)
self._assert_not_matches(
condition,
{"value": False},
"incorrect values should not match",
)
for value in ("foobaz", 1, 1.1, None, [], {}):
self._assert_not_matches(
condition,
{"value": value},
"incorrect types should not match",
)
# Test against a False boolean value.
condition = {
"kind": "event_property_is",
"key": "content.value",
"value": False,
}
self._assert_matches(
condition,
{"value": False},
"exact value should match",
)
self._assert_not_matches(
condition,
{"value": True},
"incorrect values should not match",
)
# Choose false-y values to ensure there's no type coercion.
for value in ("", 0, 1.1, None, [], {}):
self._assert_not_matches(
condition,
{"value": value},
"incorrect types should not match",
)
def test_exact_event_match_null(self) -> None:
"""Check that exact_event_match conditions work as expected for null."""
condition = {"kind": "event_property_is", "key": "content.value", "value": None}
self._assert_matches(
condition,
{"value": None},
"exact value should match",
)
for value in ("foobaz", True, False, 1, 1.1, [], {}):
self._assert_not_matches(
condition,
{"value": value},
"incorrect types should not match",
)
def test_exact_event_match_integer(self) -> None:
"""Check that exact_event_match conditions work as expected for integers."""
condition = {"kind": "event_property_is", "key": "content.value", "value": 1}
self._assert_matches(
condition,
{"value": 1},
"exact value should match",
)
value: Any
for value in (1.1, -1, 0):
self._assert_not_matches(
condition,
{"value": value},
"incorrect values should not match",
)
for value in ("1", True, False, None, [], {}):
self._assert_not_matches(
condition,
{"value": value},
"incorrect types should not match",
)
def test_exact_event_property_contains(self) -> None:
"""Check that exact_event_property_contains conditions work as expected."""
condition = {
"kind": "event_property_contains",
"key": "content.value",
"value": "foobaz",
}
self._assert_matches(
condition,
{"value": ["foobaz"]},
"exact value should match",
)
self._assert_matches(
condition,
{"value": ["foobaz", "bugz"]},
"extra values should match",
)
self._assert_not_matches(
condition,
{"value": ["FoobaZ"]},
"values should match and be case-sensitive",
)
self._assert_not_matches(
condition,
{"value": "foobaz"},
"does not search in a string",
)
# it should work on frozendicts too
self._assert_matches(
condition,
freeze({"value": ["foobaz"]}),
"values should match on frozendicts",
)
def test_no_body(self) -> None:
"""Not having a body shouldn't break the evaluator."""
evaluator = self._get_evaluator({})
condition = {
"kind": "contains_display_name",
}
self.assertFalse(evaluator.matches(condition, "@user:test", "foo"))
def test_invalid_body(self) -> None:
"""A non-string body should not break the evaluator."""
condition = {
"kind": "contains_display_name",
}
for body in (1, True, {"foo": "bar"}):
evaluator = self._get_evaluator({"body": body})
self.assertFalse(evaluator.matches(condition, "@user:test", "foo"))
def test_tweaks_for_actions(self) -> None:
"""
This tests the behaviour of tweaks_for_actions.
"""
actions: List[Union[Dict[str, str], str]] = [
{"set_tweak": "sound", "value": "default"},
{"set_tweak": "highlight"},
"notify",
]
self.assertEqual(
tweaks_for_actions(actions),
{"sound": "default", "highlight": True},
)
def test_related_event_match(self) -> None:
evaluator = self._get_evaluator(
{
"m.relates_to": {
"event_id": "$parent_event_id",
"key": "😀",
"rel_type": "m.annotation",
"m.in_reply_to": {
"event_id": "$parent_event_id",
},
}
},
related_events={
"m.in_reply_to": {
"event_id": "$parent_event_id",
"type": "m.room.message",
"sender": "@other_user:test",
"room_id": "!room:test",
"content.msgtype": "m.text",
"content.body": "Original message",
},
"m.annotation": {
"event_id": "$parent_event_id",
"type": "m.room.message",
"sender": "@other_user:test",
"room_id": "!room:test",
"content.msgtype": "m.text",
"content.body": "Original message",
},
},
)
self.assertTrue(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@other_user:test",
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@user:test",
},
"@other_user:test",
"display_name",
)
)
self.assertTrue(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.annotation",
"pattern": "@other_user:test",
},
"@other_user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
},
"@user:test",
"display_name",
)
)
self.assertTrue(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"rel_type": "m.in_reply_to",
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"rel_type": "m.replace",
},
"@other_user:test",
"display_name",
)
)
def test_related_event_match_with_fallback(self) -> None:
evaluator = self._get_evaluator(
{
"m.relates_to": {
"event_id": "$parent_event_id",
"key": "😀",
"rel_type": "m.thread",
"is_falling_back": True,
"m.in_reply_to": {
"event_id": "$parent_event_id",
},
}
},
related_events={
"m.in_reply_to": {
"event_id": "$parent_event_id",
"type": "m.room.message",
"sender": "@other_user:test",
"room_id": "!room:test",
"content.msgtype": "m.text",
"content.body": "Original message",
"im.vector.is_falling_back": "",
},
"m.thread": {
"event_id": "$parent_event_id",
"type": "m.room.message",
"sender": "@other_user:test",
"room_id": "!room:test",
"content.msgtype": "m.text",
"content.body": "Original message",
},
},
)
self.assertTrue(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@other_user:test",
"include_fallbacks": True,
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@other_user:test",
"include_fallbacks": False,
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@other_user:test",
},
"@user:test",
"display_name",
)
)
def test_related_event_match_no_related_event(self) -> None:
evaluator = self._get_evaluator(
{"msgtype": "m.text", "body": "Message without related event"}
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
"pattern": "@other_user:test",
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"key": "sender",
"rel_type": "m.in_reply_to",
},
"@user:test",
"display_name",
)
)
self.assertFalse(
evaluator.matches(
{
"kind": "im.nheko.msc3664.related_event_match",
"rel_type": "m.in_reply_to",
},
"@user:test",
"display_name",
)
)
class TestBulkPushRuleEvaluator(unittest.HomeserverTestCase):
"""Tests for the bulk push rule evaluator"""
servlets = [
synapse.rest.admin.register_servlets_for_client_rest_resource,
login.register_servlets,
register.register_servlets,
room.register_servlets,
]
def prepare(
self, reactor: MemoryReactor, clock: Clock, homeserver: HomeServer
) -> None:
# Define an application service so that we can register appservice users
self._service_token = "some_token"
self._service = ApplicationService(
self._service_token,
"as1",
"@as.sender:test",
namespaces={
"users": [
{"regex": "@_as_.*:test", "exclusive": True},
{"regex": "@as.sender:test", "exclusive": True},
]
},
msc3202_transaction_extensions=True,
)
self.hs.get_datastores().main.services_cache = [self._service]
self.hs.get_datastores().main.exclusive_user_regex = _make_exclusive_regex(
[self._service]
)
self._as_user, _ = self.register_appservice_user(
"_as_user", self._service_token
)
self.evaluator = self.hs.get_bulk_push_rule_evaluator()
def test_ignore_appservice_users(self) -> None:
"Test that we don't generate push for appservice users"
user_id = self.register_user("user", "pass")
token = self.login("user", "pass")
room_id = self.helper.create_room_as(user_id, tok=token)
self.get_success(
inject_member_event(self.hs, room_id, self._as_user, Membership.JOIN)
)
event, context = self.get_success(
create_event(
self.hs,
type=EventTypes.Message,
room_id=room_id,
sender=user_id,
content={"body": "test", "msgtype": "m.text"},
)
)
# Assert the returned push rules do not contain the app service user
rules = self.get_success(self.evaluator._get_rules_for_event(event))
self.assertTrue(self._as_user not in rules)
# Assert that no push actions have been added to the staging table (the
# sender should not be pushed for the event)
users_with_push_actions = self.get_success(
self.hs.get_datastores().main.db_pool.simple_select_onecol(
table="event_push_actions_staging",
keyvalues={"event_id": event.event_id},
retcol="user_id",
desc="test_ignore_appservice_users",
)
)
self.assertEqual(len(users_with_push_actions), 0)
class BulkPushRuleEvaluatorTestCase(unittest.HomeserverTestCase):
servlets = [
admin.register_servlets,
login.register_servlets,
room.register_servlets,
]
def prepare(
self, reactor: MemoryReactor, clock: Clock, homeserver: HomeServer
) -> None:
self.main_store = homeserver.get_datastores().main
self.user_id1 = self.register_user("user1", "password")
self.tok1 = self.login(self.user_id1, "password")
self.user_id2 = self.register_user("user2", "password")
self.tok2 = self.login(self.user_id2, "password")
self.room_id = self.helper.create_room_as(tok=self.tok1)
# We want to test history visibility works correctly.
self.helper.send_state(
self.room_id,
EventTypes.RoomHistoryVisibility,
{"history_visibility": HistoryVisibility.JOINED},
tok=self.tok1,
)
def get_notif_count(self, user_id: str) -> int:
return self.get_success(
self.main_store.db_pool.simple_select_one_onecol(
table="event_push_actions",
keyvalues={"user_id": user_id},
retcol="COALESCE(SUM(notif), 0)",
desc="get_staging_notif_count",
)
)
def test_plain_message(self) -> None:
"""Test that sending a normal message in a room will trigger a
notification
"""
# Have user2 join the room and cle
self.helper.join(self.room_id, self.user_id2, tok=self.tok2)
# They start off with no notifications, but get them when messages are
# sent.
self.assertEqual(self.get_notif_count(self.user_id2), 0)
user1 = UserID.from_string(self.user_id1)
self.create_and_send_event(self.room_id, user1)
self.assertEqual(self.get_notif_count(self.user_id2), 1)
def test_delayed_message(self) -> None:
"""Test that a delayed message that was from before a user joined
doesn't cause a notification for the joined user.
"""
user1 = UserID.from_string(self.user_id1)
# Send a message before user2 joins
event_id1 = self.create_and_send_event(self.room_id, user1)
# Have user2 join the room
self.helper.join(self.room_id, self.user_id2, tok=self.tok2)
# They start off with no notifications
self.assertEqual(self.get_notif_count(self.user_id2), 0)
# Send another message that references the event before the join to
# simulate a "delayed" event
self.create_and_send_event(self.room_id, user1, prev_event_ids=[event_id1])
# user2 should not be notified about it, because they can't see it.
self.assertEqual(self.get_notif_count(self.user_id2), 0)