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-rw-r--r--changelog.d/10644.bugfix1
-rw-r--r--mypy.ini1
-rw-r--r--synapse/handlers/sync.py7
-rw-r--r--synapse/storage/databases/main/roommember.py8
-rw-r--r--synapse/storage/roommember.py1
-rw-r--r--tests/handlers/test_sync.py137
-rw-r--r--tests/replication/slave/storage/test_events.py1
7 files changed, 145 insertions, 11 deletions
diff --git a/changelog.d/10644.bugfix b/changelog.d/10644.bugfix
new file mode 100644
index 0000000000..d88a81fd82
--- /dev/null
+++ b/changelog.d/10644.bugfix
@@ -0,0 +1 @@
+Rooms with unsupported room versions are no longer returned via `/sync`.
diff --git a/mypy.ini b/mypy.ini
index 107f4de76c..90ade37b3f 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -90,6 +90,7 @@ files =
   tests/test_utils,
   tests/handlers/test_password_providers.py,
   tests/handlers/test_room_summary.py,
+  tests/handlers/test_sync.py,
   tests/rest/client/v1/test_login.py,
   tests/rest/client/v2_alpha/test_auth.py,
   tests/util/test_itertools.py,
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index b7b299961f..2203c45dcc 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -1,5 +1,4 @@
-# Copyright 2015, 2016 OpenMarket Ltd
-# Copyright 2018, 2019 New Vector Ltd
+# Copyright 2015-2021 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.
@@ -31,6 +30,7 @@ from prometheus_client import Counter
 
 from synapse.api.constants import AccountDataTypes, EventTypes, Membership
 from synapse.api.filtering import FilterCollection
+from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
 from synapse.events import EventBase
 from synapse.logging.context import current_context
 from synapse.logging.opentracing import SynapseTags, log_kv, set_tag, start_active_span
@@ -1843,6 +1843,9 @@ class SyncHandler:
         knocked = []
 
         for event in room_list:
+            if event.room_version_id not in KNOWN_ROOM_VERSIONS:
+                continue
+
             if event.membership == Membership.JOIN:
                 room_entries.append(
                     RoomSyncResultBuilder(
diff --git a/synapse/storage/databases/main/roommember.py b/synapse/storage/databases/main/roommember.py
index c2f6b9d63d..c58a4b8690 100644
--- a/synapse/storage/databases/main/roommember.py
+++ b/synapse/storage/databases/main/roommember.py
@@ -386,9 +386,10 @@ class RoomMemberWorkerStore(EventsWorkerStore):
         )
 
         sql = """
-            SELECT room_id, e.sender, c.membership, event_id, e.stream_ordering
+            SELECT room_id, e.sender, c.membership, event_id, e.stream_ordering, r.room_version
             FROM local_current_membership AS c
             INNER JOIN events AS e USING (room_id, event_id)
+            INNER JOIN rooms AS r USING (room_id)
             WHERE
                 user_id = ?
                 AND %s
@@ -397,7 +398,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
         )
 
         txn.execute(sql, (user_id, *args))
-        results = [RoomsForUser(**r) for r in self.db_pool.cursor_to_dict(txn)]
+        results = [RoomsForUser(*r) for r in txn]
 
         return results
 
@@ -447,7 +448,8 @@ class RoomMemberWorkerStore(EventsWorkerStore):
 
         Returns:
             Returns the rooms the user is in currently, along with the stream
-            ordering of the most recent join for that user and room.
+            ordering of the most recent join for that user and room, along with
+            the room version of the room.
         """
         return await self.db_pool.runInteraction(
             "get_rooms_for_user_with_stream_ordering",
diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py
index 9fad67ce48..2500381b7b 100644
--- a/synapse/storage/roommember.py
+++ b/synapse/storage/roommember.py
@@ -30,6 +30,7 @@ class RoomsForUser:
     membership: str
     event_id: str
     stream_ordering: int
+    room_version_id: str
 
 
 @attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
diff --git a/tests/handlers/test_sync.py b/tests/handlers/test_sync.py
index 84f05f6c58..339c039914 100644
--- a/tests/handlers/test_sync.py
+++ b/tests/handlers/test_sync.py
@@ -12,9 +12,16 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from typing import Optional
+
+from synapse.api.constants import EventTypes, JoinRules
 from synapse.api.errors import Codes, ResourceLimitError
 from synapse.api.filtering import DEFAULT_FILTER_COLLECTION
+from synapse.api.room_versions import RoomVersions
 from synapse.handlers.sync import SyncConfig
+from synapse.rest import admin
+from synapse.rest.client import knock, login, room
+from synapse.server import HomeServer
 from synapse.types import UserID, create_requester
 
 import tests.unittest
@@ -24,8 +31,14 @@ import tests.utils
 class SyncTestCase(tests.unittest.HomeserverTestCase):
     """Tests Sync Handler."""
 
-    def prepare(self, reactor, clock, hs):
-        self.hs = hs
+    servlets = [
+        admin.register_servlets,
+        knock.register_servlets,
+        login.register_servlets,
+        room.register_servlets,
+    ]
+
+    def prepare(self, reactor, clock, hs: HomeServer):
         self.sync_handler = self.hs.get_sync_handler()
         self.store = self.hs.get_datastore()
 
@@ -68,12 +81,124 @@ class SyncTestCase(tests.unittest.HomeserverTestCase):
         )
         self.assertEquals(e.value.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
 
+    def test_unknown_room_version(self):
+        """
+        A room with an unknown room version should not break sync (and should be excluded).
+        """
+        inviter = self.register_user("creator", "pass", admin=True)
+        inviter_tok = self.login("@creator:test", "pass")
+
+        user = self.register_user("user", "pass")
+        tok = self.login("user", "pass")
+
+        # Do an initial sync on a different device.
+        requester = create_requester(user)
+        initial_result = self.get_success(
+            self.sync_handler.wait_for_sync_for_user(
+                requester, sync_config=generate_sync_config(user, device_id="dev")
+            )
+        )
+
+        # Create a room as the user.
+        joined_room = self.helper.create_room_as(user, tok=tok)
+
+        # Invite the user to the room as someone else.
+        invite_room = self.helper.create_room_as(inviter, tok=inviter_tok)
+        self.helper.invite(invite_room, targ=user, tok=inviter_tok)
+
+        knock_room = self.helper.create_room_as(
+            inviter, room_version=RoomVersions.V7.identifier, tok=inviter_tok
+        )
+        self.helper.send_state(
+            knock_room,
+            EventTypes.JoinRules,
+            {"join_rule": JoinRules.KNOCK},
+            tok=inviter_tok,
+        )
+        channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/knock/%s" % (knock_room,),
+            b"{}",
+            tok,
+        )
+        self.assertEquals(200, channel.code, channel.result)
+
+        # The rooms should appear in the sync response.
+        result = self.get_success(
+            self.sync_handler.wait_for_sync_for_user(
+                requester, sync_config=generate_sync_config(user)
+            )
+        )
+        self.assertIn(joined_room, [r.room_id for r in result.joined])
+        self.assertIn(invite_room, [r.room_id for r in result.invited])
+        self.assertIn(knock_room, [r.room_id for r in result.knocked])
+
+        # Test a incremental sync (by providing a since_token).
+        result = self.get_success(
+            self.sync_handler.wait_for_sync_for_user(
+                requester,
+                sync_config=generate_sync_config(user, device_id="dev"),
+                since_token=initial_result.next_batch,
+            )
+        )
+        self.assertIn(joined_room, [r.room_id for r in result.joined])
+        self.assertIn(invite_room, [r.room_id for r in result.invited])
+        self.assertIn(knock_room, [r.room_id for r in result.knocked])
+
+        # Poke the database and update the room version to an unknown one.
+        for room_id in (joined_room, invite_room, knock_room):
+            self.get_success(
+                self.hs.get_datastores().main.db_pool.simple_update(
+                    "rooms",
+                    keyvalues={"room_id": room_id},
+                    updatevalues={"room_version": "unknown-room-version"},
+                    desc="updated-room-version",
+                )
+            )
+
+        # Blow away caches (supported room versions can only change due to a restart).
+        self.get_success(
+            self.store.get_rooms_for_user_with_stream_ordering.invalidate_all()
+        )
+        self.store._get_event_cache.clear()
+
+        # The rooms should be excluded from the sync response.
+        # Get a new request key.
+        result = self.get_success(
+            self.sync_handler.wait_for_sync_for_user(
+                requester, sync_config=generate_sync_config(user)
+            )
+        )
+        self.assertNotIn(joined_room, [r.room_id for r in result.joined])
+        self.assertNotIn(invite_room, [r.room_id for r in result.invited])
+        self.assertNotIn(knock_room, [r.room_id for r in result.knocked])
+
+        # The rooms should also not be in an incremental sync.
+        result = self.get_success(
+            self.sync_handler.wait_for_sync_for_user(
+                requester,
+                sync_config=generate_sync_config(user, device_id="dev"),
+                since_token=initial_result.next_batch,
+            )
+        )
+        self.assertNotIn(joined_room, [r.room_id for r in result.joined])
+        self.assertNotIn(invite_room, [r.room_id for r in result.invited])
+        self.assertNotIn(knock_room, [r.room_id for r in result.knocked])
+
+
+_request_key = 0
+
 
-def generate_sync_config(user_id: str) -> SyncConfig:
+def generate_sync_config(
+    user_id: str, device_id: Optional[str] = "device_id"
+) -> SyncConfig:
+    """Generate a sync config (with a unique request key)."""
+    global _request_key
+    _request_key += 1
     return SyncConfig(
-        user=UserID(user_id.split(":")[0][1:], user_id.split(":")[1]),
+        user=UserID.from_string(user_id),
         filter_collection=DEFAULT_FILTER_COLLECTION,
         is_guest=False,
-        request_key="request_key",
-        device_id="device_id",
+        request_key=("request_key", _request_key),
+        device_id=device_id,
     )
diff --git a/tests/replication/slave/storage/test_events.py b/tests/replication/slave/storage/test_events.py
index 8d1b0606c4..b25a06b427 100644
--- a/tests/replication/slave/storage/test_events.py
+++ b/tests/replication/slave/storage/test_events.py
@@ -150,6 +150,7 @@ class SlavedEventStoreTestCase(BaseSlavedStoreTestCase):
                     "invite",
                     event.event_id,
                     event.internal_metadata.stream_ordering,
+                    RoomVersions.V1.identifier,
                 )
             ],
         )
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-20 19:36:53 +0000