diff --git a/tests/test_event_auth.py b/tests/test_event_auth.py index e2c506e5a4..1e11fb5dac 100644 --- a/tests/test_event_auth.py +++ b/tests/test_event_auth.py @@ -15,10 +15,12 @@ import unittest from typing import Optional +from parameterized import parameterized + from synapse import event_auth from synapse.api.constants import EventContentFields from synapse.api.errors import AuthError -from synapse.api.room_versions import RoomVersions +from synapse.api.room_versions import EventFormatVersions, RoomVersion, RoomVersions from synapse.events import EventBase, make_event_from_dict from synapse.types import JsonDict, get_domain_from_id @@ -30,19 +32,23 @@ class EventAuthTestCase(unittest.TestCase): """ creator = "@creator:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), + _create_event(RoomVersions.V9, creator), + _join_event(RoomVersions.V9, creator), ] # creator should be able to send state event_auth.check_auth_rules_for_event( RoomVersions.V9, - _random_state_event(creator), + _random_state_event(RoomVersions.V9, creator), auth_events, ) # ... but a rejected join_rules event should cause it to be rejected - rejected_join_rules = _join_rules_event(creator, "public") + rejected_join_rules = _join_rules_event( + RoomVersions.V9, + creator, + "public", + ) rejected_join_rules.rejected_reason = "stinky" auth_events.append(rejected_join_rules) @@ -50,18 +56,18 @@ class EventAuthTestCase(unittest.TestCase): AuthError, event_auth.check_auth_rules_for_event, RoomVersions.V9, - _random_state_event(creator), + _random_state_event(RoomVersions.V9, creator), auth_events, ) # ... even if there is *also* a good join rules - auth_events.append(_join_rules_event(creator, "public")) + auth_events.append(_join_rules_event(RoomVersions.V9, creator, "public")) self.assertRaises( AuthError, event_auth.check_auth_rules_for_event, RoomVersions.V9, - _random_state_event(creator), + _random_state_event(RoomVersions.V9, creator), auth_events, ) @@ -73,15 +79,15 @@ class EventAuthTestCase(unittest.TestCase): creator = "@creator:example.com" joiner = "@joiner:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), - _join_event(joiner), + _create_event(RoomVersions.V1, creator), + _join_event(RoomVersions.V1, creator), + _join_event(RoomVersions.V1, joiner), ] # creator should be able to send state event_auth.check_auth_rules_for_event( RoomVersions.V1, - _random_state_event(creator), + _random_state_event(RoomVersions.V1, creator), auth_events, ) @@ -90,7 +96,7 @@ class EventAuthTestCase(unittest.TestCase): AuthError, event_auth.check_auth_rules_for_event, RoomVersions.V1, - _random_state_event(joiner), + _random_state_event(RoomVersions.V1, joiner), auth_events, ) @@ -104,13 +110,15 @@ class EventAuthTestCase(unittest.TestCase): king = "@joiner2:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), + _create_event(RoomVersions.V1, creator), + _join_event(RoomVersions.V1, creator), _power_levels_event( - creator, {"state_default": "30", "users": {pleb: "29", king: "30"}} + RoomVersions.V1, + creator, + {"state_default": "30", "users": {pleb: "29", king: "30"}}, ), - _join_event(pleb), - _join_event(king), + _join_event(RoomVersions.V1, pleb), + _join_event(RoomVersions.V1, king), ] # pleb should not be able to send state @@ -118,14 +126,14 @@ class EventAuthTestCase(unittest.TestCase): AuthError, event_auth.check_auth_rules_for_event, RoomVersions.V1, - _random_state_event(pleb), + _random_state_event(RoomVersions.V1, pleb), auth_events, ), # king should be able to send state event_auth.check_auth_rules_for_event( RoomVersions.V1, - _random_state_event(king), + _random_state_event(RoomVersions.V1, king), auth_events, ) @@ -134,14 +142,14 @@ class EventAuthTestCase(unittest.TestCase): creator = "@creator:example.com" other = "@other:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), + _create_event(RoomVersions.V1, creator), + _join_event(RoomVersions.V1, creator), ] # creator should be able to send aliases event_auth.check_auth_rules_for_event( RoomVersions.V1, - _alias_event(creator), + _alias_event(RoomVersions.V1, creator), auth_events, ) @@ -149,7 +157,7 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V1, - _alias_event(creator, state_key=""), + _alias_event(RoomVersions.V1, creator, state_key=""), auth_events, ) @@ -157,14 +165,14 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V1, - _alias_event(creator, state_key="test.com"), + _alias_event(RoomVersions.V1, creator, state_key="test.com"), auth_events, ) # Note that the member does *not* need to be in the room. event_auth.check_auth_rules_for_event( RoomVersions.V1, - _alias_event(other), + _alias_event(RoomVersions.V1, other), auth_events, ) @@ -173,26 +181,26 @@ class EventAuthTestCase(unittest.TestCase): creator = "@creator:example.com" other = "@other:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), + _create_event(RoomVersions.V6, creator), + _join_event(RoomVersions.V6, creator), ] # creator should be able to send aliases event_auth.check_auth_rules_for_event( RoomVersions.V6, - _alias_event(creator), + _alias_event(RoomVersions.V6, creator), auth_events, ) # No particular checks are done on the state key. event_auth.check_auth_rules_for_event( RoomVersions.V6, - _alias_event(creator, state_key=""), + _alias_event(RoomVersions.V6, creator, state_key=""), auth_events, ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _alias_event(creator, state_key="test.com"), + _alias_event(RoomVersions.V6, creator, state_key="test.com"), auth_events, ) @@ -200,11 +208,12 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _alias_event(other), + _alias_event(RoomVersions.V6, other), auth_events, ) - def test_msc2209(self): + @parameterized.expand([(RoomVersions.V1, True), (RoomVersions.V6, False)]) + def test_notifications(self, room_version: RoomVersion, allow_modification: bool): """ Notifications power levels get checked due to MSC2209. """ @@ -212,28 +221,28 @@ class EventAuthTestCase(unittest.TestCase): pleb = "@joiner:example.com" auth_events = [ - _create_event(creator), - _join_event(creator), + _create_event(room_version, creator), + _join_event(room_version, creator), _power_levels_event( - creator, {"state_default": "30", "users": {pleb: "30"}} + room_version, creator, {"state_default": "30", "users": {pleb: "30"}} ), - _join_event(pleb), + _join_event(room_version, pleb), ] - # pleb should be able to modify the notifications power level. - event_auth.check_auth_rules_for_event( - RoomVersions.V1, - _power_levels_event(pleb, {"notifications": {"room": 100}}), - auth_events, + pl_event = _power_levels_event( + room_version, pleb, {"notifications": {"room": 100}} ) - # But an MSC2209 room rejects this change. - with self.assertRaises(AuthError): - event_auth.check_auth_rules_for_event( - RoomVersions.V6, - _power_levels_event(pleb, {"notifications": {"room": 100}}), - auth_events, - ) + # on room V1, pleb should be able to modify the notifications power level. + if allow_modification: + event_auth.check_auth_rules_for_event(room_version, pl_event, auth_events) + + else: + # But an MSC2209 room rejects this change. + with self.assertRaises(AuthError): + event_auth.check_auth_rules_for_event( + room_version, pl_event, auth_events + ) def test_join_rules_public(self): """ @@ -243,15 +252,17 @@ class EventAuthTestCase(unittest.TestCase): pleb = "@joiner:example.com" auth_events = { - ("m.room.create", ""): _create_event(creator), - ("m.room.member", creator): _join_event(creator), - ("m.room.join_rules", ""): _join_rules_event(creator, "public"), + ("m.room.create", ""): _create_event(RoomVersions.V6, creator), + ("m.room.member", creator): _join_event(RoomVersions.V6, creator), + ("m.room.join_rules", ""): _join_rules_event( + RoomVersions.V6, creator, "public" + ), } # Check join. event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) @@ -259,42 +270,48 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _member_event(pleb, "join", sender=creator), + _member_event(RoomVersions.V6, pleb, "join", sender=creator), auth_events.values(), ) # Banned should be rejected. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "ban") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "ban" + ) with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user who left can re-join. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "leave") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "leave" + ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user can send a join if they're in the room. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "join") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "join" + ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user can accept an invite. auth_events[("m.room.member", pleb)] = _member_event( - pleb, "invite", sender=creator + RoomVersions.V6, pleb, "invite", sender=creator ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) @@ -306,16 +323,18 @@ class EventAuthTestCase(unittest.TestCase): pleb = "@joiner:example.com" auth_events = { - ("m.room.create", ""): _create_event(creator), - ("m.room.member", creator): _join_event(creator), - ("m.room.join_rules", ""): _join_rules_event(creator, "invite"), + ("m.room.create", ""): _create_event(RoomVersions.V6, creator), + ("m.room.member", creator): _join_event(RoomVersions.V6, creator), + ("m.room.join_rules", ""): _join_rules_event( + RoomVersions.V6, creator, "invite" + ), } # A join without an invite is rejected. with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) @@ -323,47 +342,76 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _member_event(pleb, "join", sender=creator), + _member_event(RoomVersions.V6, pleb, "join", sender=creator), auth_events.values(), ) # Banned should be rejected. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "ban") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "ban" + ) with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user who left cannot re-join. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "leave") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "leave" + ) with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user can send a join if they're in the room. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "join") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V6, pleb, "join" + ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) # A user can accept an invite. auth_events[("m.room.member", pleb)] = _member_event( - pleb, "invite", sender=creator + RoomVersions.V6, pleb, "invite", sender=creator ) event_auth.check_auth_rules_for_event( RoomVersions.V6, - _join_event(pleb), + _join_event(RoomVersions.V6, pleb), auth_events.values(), ) - def test_join_rules_msc3083_restricted(self): + def test_join_rules_restricted_old_room(self) -> None: + """Old room versions should reject joins to restricted rooms""" + creator = "@creator:example.com" + pleb = "@joiner:example.com" + + auth_events = { + ("m.room.create", ""): _create_event(RoomVersions.V6, creator), + ("m.room.member", creator): _join_event(RoomVersions.V6, creator), + ("m.room.power_levels", ""): _power_levels_event( + RoomVersions.V6, creator, {"invite": 0} + ), + ("m.room.join_rules", ""): _join_rules_event( + RoomVersions.V6, creator, "restricted" + ), + } + + with self.assertRaises(AuthError): + event_auth.check_auth_rules_for_event( + RoomVersions.V6, + _join_event(RoomVersions.V6, pleb), + auth_events.values(), + ) + + def test_join_rules_msc3083_restricted(self) -> None: """ Test joining a restricted room from MSC3083. @@ -377,22 +425,19 @@ class EventAuthTestCase(unittest.TestCase): pleb = "@joiner:example.com" auth_events = { - ("m.room.create", ""): _create_event(creator), - ("m.room.member", creator): _join_event(creator), - ("m.room.power_levels", ""): _power_levels_event(creator, {"invite": 0}), - ("m.room.join_rules", ""): _join_rules_event(creator, "restricted"), + ("m.room.create", ""): _create_event(RoomVersions.V8, creator), + ("m.room.member", creator): _join_event(RoomVersions.V8, creator), + ("m.room.power_levels", ""): _power_levels_event( + RoomVersions.V8, creator, {"invite": 0} + ), + ("m.room.join_rules", ""): _join_rules_event( + RoomVersions.V8, creator, "restricted" + ), } - # Older room versions don't understand this join rule - with self.assertRaises(AuthError): - event_auth.check_auth_rules_for_event( - RoomVersions.V6, - _join_event(pleb), - auth_events.values(), - ) - # A properly formatted join event should work. authorised_join_event = _join_event( + RoomVersions.V8, pleb, additional_content={ EventContentFields.AUTHORISING_USER: "@creator:example.com" @@ -408,14 +453,17 @@ class EventAuthTestCase(unittest.TestCase): # are done properly). pl_auth_events = auth_events.copy() pl_auth_events[("m.room.power_levels", "")] = _power_levels_event( - creator, {"invite": 100, "users": {"@inviter:foo.test": 150}} + RoomVersions.V8, + creator, + {"invite": 100, "users": {"@inviter:foo.test": 150}}, ) pl_auth_events[("m.room.member", "@inviter:foo.test")] = _join_event( - "@inviter:foo.test" + RoomVersions.V8, "@inviter:foo.test" ) event_auth.check_auth_rules_for_event( RoomVersions.V8, _join_event( + RoomVersions.V8, pleb, additional_content={ EventContentFields.AUTHORISING_USER: "@inviter:foo.test" @@ -428,19 +476,22 @@ class EventAuthTestCase(unittest.TestCase): with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V8, - _join_event(pleb), + _join_event(RoomVersions.V8, pleb), auth_events.values(), ) # An join authorised by a user who is not in the room is rejected. pl_auth_events = auth_events.copy() pl_auth_events[("m.room.power_levels", "")] = _power_levels_event( - creator, {"invite": 100, "users": {"@other:example.com": 150}} + RoomVersions.V8, + creator, + {"invite": 100, "users": {"@other:example.com": 150}}, ) with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V8, _join_event( + RoomVersions.V8, pleb, additional_content={ EventContentFields.AUTHORISING_USER: "@other:example.com" @@ -455,6 +506,7 @@ class EventAuthTestCase(unittest.TestCase): event_auth.check_auth_rules_for_event( RoomVersions.V8, _member_event( + RoomVersions.V8, pleb, "join", sender=creator, @@ -466,7 +518,9 @@ class EventAuthTestCase(unittest.TestCase): ) # Banned should be rejected. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "ban") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V8, pleb, "ban" + ) with self.assertRaises(AuthError): event_auth.check_auth_rules_for_event( RoomVersions.V8, @@ -475,7 +529,9 @@ class EventAuthTestCase(unittest.TestCase): ) # A user who left can re-join. - auth_events[("m.room.member", pleb)] = _member_event(pleb, "leave") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V8, pleb, "leave" + ) event_auth.check_auth_rules_for_event( RoomVersions.V8, authorised_join_event, @@ -484,21 +540,23 @@ class EventAuthTestCase(unittest.TestCase): # A user can send a join if they're in the room. (This doesn't need to # be authorised since the user is already joined.) - auth_events[("m.room.member", pleb)] = _member_event(pleb, "join") + auth_events[("m.room.member", pleb)] = _member_event( + RoomVersions.V8, pleb, "join" + ) event_auth.check_auth_rules_for_event( RoomVersions.V8, - _join_event(pleb), + _join_event(RoomVersions.V8, pleb), auth_events.values(), ) # A user can accept an invite. (This doesn't need to be authorised since # the user was invited.) auth_events[("m.room.member", pleb)] = _member_event( - pleb, "invite", sender=creator + RoomVersions.V8, pleb, "invite", sender=creator ) event_auth.check_auth_rules_for_event( RoomVersions.V8, - _join_event(pleb), + _join_event(RoomVersions.V8, pleb), auth_events.values(), ) @@ -508,20 +566,25 @@ class EventAuthTestCase(unittest.TestCase): TEST_ROOM_ID = "!test:room" -def _create_event(user_id: str) -> EventBase: +def _create_event( + room_version: RoomVersion, + user_id: str, +) -> EventBase: return make_event_from_dict( { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "m.room.create", "state_key": "", "sender": user_id, "content": {"creator": user_id}, - } + }, + room_version=room_version, ) def _member_event( + room_version: RoomVersion, user_id: str, membership: str, sender: Optional[str] = None, @@ -530,79 +593,102 @@ def _member_event( return make_event_from_dict( { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "m.room.member", "sender": sender or user_id, "state_key": user_id, "content": {"membership": membership, **(additional_content or {})}, "prev_events": [], - } + }, + room_version=room_version, ) -def _join_event(user_id: str, additional_content: Optional[dict] = None) -> EventBase: - return _member_event(user_id, "join", additional_content=additional_content) +def _join_event( + room_version: RoomVersion, + user_id: str, + additional_content: Optional[dict] = None, +) -> EventBase: + return _member_event( + room_version, + user_id, + "join", + additional_content=additional_content, + ) -def _power_levels_event(sender: str, content: JsonDict) -> EventBase: +def _power_levels_event( + room_version: RoomVersion, + sender: str, + content: JsonDict, +) -> EventBase: return make_event_from_dict( { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "m.room.power_levels", "sender": sender, "state_key": "", "content": content, - } + }, + room_version=room_version, ) -def _alias_event(sender: str, **kwargs) -> EventBase: +def _alias_event(room_version: RoomVersion, sender: str, **kwargs) -> EventBase: data = { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "m.room.aliases", "sender": sender, "state_key": get_domain_from_id(sender), "content": {"aliases": []}, } data.update(**kwargs) - return make_event_from_dict(data) + return make_event_from_dict(data, room_version=room_version) -def _random_state_event(sender: str) -> EventBase: +def _random_state_event(room_version: RoomVersion, sender: str) -> EventBase: return make_event_from_dict( { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "test.state", "sender": sender, "state_key": "", "content": {"membership": "join"}, - } + }, + room_version=room_version, ) -def _join_rules_event(sender: str, join_rule: str) -> EventBase: +def _join_rules_event( + room_version: RoomVersion, sender: str, join_rule: str +) -> EventBase: return make_event_from_dict( { "room_id": TEST_ROOM_ID, - "event_id": _get_event_id(), + **_maybe_get_event_id_dict_for_room_version(room_version), "type": "m.room.join_rules", "sender": sender, "state_key": "", "content": { "join_rule": join_rule, }, - } + }, + room_version=room_version, ) event_count = 0 -def _get_event_id() -> str: +def _maybe_get_event_id_dict_for_room_version(room_version: RoomVersion) -> dict: + """If this room version needs it, generate an event id""" + if room_version.event_format != EventFormatVersions.V1: + return {} + global event_count c = event_count event_count += 1 - return "!%i:example.com" % (c,) + return {"event_id": "!%i:example.com" % (c,)}