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-rw-r--r--synapse/replication/slave/storage/events.py184
1 files changed, 28 insertions, 156 deletions
diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index 94ebbffc1b..bdb5eee4af 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 # Copyright 2016 OpenMarket Ltd
+# Copyright 2018 New Vector Ltd
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,20 +13,20 @@
 # 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 ._base import BaseSlavedStore
-from ._slaved_id_tracker import SlavedIdTracker
+import logging
 
 from synapse.api.constants import EventTypes
-from synapse.storage import DataStore
-from synapse.storage.roommember import RoomMemberStore
-from synapse.storage.event_federation import EventFederationStore
-from synapse.storage.event_push_actions import EventPushActionsStore
-from synapse.storage.state import StateStore
-from synapse.storage.stream import StreamStore
-from synapse.util.caches.stream_change_cache import StreamChangeCache
-
-import logging
+from synapse.storage.event_federation import EventFederationWorkerStore
+from synapse.storage.event_push_actions import EventPushActionsWorkerStore
+from synapse.storage.events_worker import EventsWorkerStore
+from synapse.storage.roommember import RoomMemberWorkerStore
+from synapse.storage.signatures import SignatureWorkerStore
+from synapse.storage.state import StateGroupWorkerStore
+from synapse.storage.stream import StreamWorkerStore
+from synapse.storage.user_erasure_store import UserErasureWorkerStore
 
+from ._base import BaseSlavedStore
+from ._slaved_id_tracker import SlavedIdTracker
 
 logger = logging.getLogger(__name__)
 
@@ -39,163 +40,34 @@ logger = logging.getLogger(__name__)
 # the method descriptor on the DataStore and chuck them into our class.
 
 
-class SlavedEventStore(BaseSlavedStore):
+class SlavedEventStore(EventFederationWorkerStore,
+                       RoomMemberWorkerStore,
+                       EventPushActionsWorkerStore,
+                       StreamWorkerStore,
+                       EventsWorkerStore,
+                       StateGroupWorkerStore,
+                       SignatureWorkerStore,
+                       UserErasureWorkerStore,
+                       BaseSlavedStore):
 
     def __init__(self, db_conn, hs):
-        super(SlavedEventStore, self).__init__(db_conn, hs)
         self._stream_id_gen = SlavedIdTracker(
             db_conn, "events", "stream_ordering",
         )
         self._backfill_id_gen = SlavedIdTracker(
             db_conn, "events", "stream_ordering", step=-1
         )
-        events_max = self._stream_id_gen.get_current_token()
-        event_cache_prefill, min_event_val = self._get_cache_dict(
-            db_conn, "events",
-            entity_column="room_id",
-            stream_column="stream_ordering",
-            max_value=events_max,
-        )
-        self._events_stream_cache = StreamChangeCache(
-            "EventsRoomStreamChangeCache", min_event_val,
-            prefilled_cache=event_cache_prefill,
-        )
-        self._membership_stream_cache = StreamChangeCache(
-            "MembershipStreamChangeCache", events_max,
-        )
 
-        self.stream_ordering_month_ago = 0
-        self._stream_order_on_start = self.get_room_max_stream_ordering()
+        super(SlavedEventStore, self).__init__(db_conn, hs)
 
     # Cached functions can't be accessed through a class instance so we need
     # to reach inside the __dict__ to extract them.
-    get_rooms_for_user = RoomMemberStore.__dict__["get_rooms_for_user"]
-    get_users_in_room = RoomMemberStore.__dict__["get_users_in_room"]
-    get_hosts_in_room = RoomMemberStore.__dict__["get_hosts_in_room"]
-    get_users_who_share_room_with_user = (
-        RoomMemberStore.__dict__["get_users_who_share_room_with_user"]
-    )
-    get_latest_event_ids_in_room = EventFederationStore.__dict__[
-        "get_latest_event_ids_in_room"
-    ]
-    get_invited_rooms_for_user = RoomMemberStore.__dict__[
-        "get_invited_rooms_for_user"
-    ]
-    get_unread_event_push_actions_by_room_for_user = (
-        EventPushActionsStore.__dict__["get_unread_event_push_actions_by_room_for_user"]
-    )
-    _get_unread_counts_by_receipt_txn = (
-        DataStore._get_unread_counts_by_receipt_txn.__func__
-    )
-    _get_unread_counts_by_pos_txn = (
-        DataStore._get_unread_counts_by_pos_txn.__func__
-    )
-    _get_state_group_for_events = (
-        StateStore.__dict__["_get_state_group_for_events"]
-    )
-    _get_state_group_for_event = (
-        StateStore.__dict__["_get_state_group_for_event"]
-    )
-    _get_state_groups_from_groups = (
-        StateStore.__dict__["_get_state_groups_from_groups"]
-    )
-    _get_state_groups_from_groups_txn = (
-        DataStore._get_state_groups_from_groups_txn.__func__
-    )
-    get_recent_event_ids_for_room = (
-        StreamStore.__dict__["get_recent_event_ids_for_room"]
-    )
-    get_current_state_ids = (
-        StateStore.__dict__["get_current_state_ids"]
-    )
-    get_state_group_delta = StateStore.__dict__["get_state_group_delta"]
-    _get_joined_hosts_cache = RoomMemberStore.__dict__["_get_joined_hosts_cache"]
-    has_room_changed_since = DataStore.has_room_changed_since.__func__
-
-    get_unread_push_actions_for_user_in_range_for_http = (
-        DataStore.get_unread_push_actions_for_user_in_range_for_http.__func__
-    )
-    get_unread_push_actions_for_user_in_range_for_email = (
-        DataStore.get_unread_push_actions_for_user_in_range_for_email.__func__
-    )
-    get_push_action_users_in_range = (
-        DataStore.get_push_action_users_in_range.__func__
-    )
-    get_event = DataStore.get_event.__func__
-    get_events = DataStore.get_events.__func__
-    get_rooms_for_user_where_membership_is = (
-        DataStore.get_rooms_for_user_where_membership_is.__func__
-    )
-    get_membership_changes_for_user = (
-        DataStore.get_membership_changes_for_user.__func__
-    )
-    get_room_events_max_id = DataStore.get_room_events_max_id.__func__
-    get_room_events_stream_for_room = (
-        DataStore.get_room_events_stream_for_room.__func__
-    )
-    get_events_around = DataStore.get_events_around.__func__
-    get_state_for_event = DataStore.get_state_for_event.__func__
-    get_state_for_events = DataStore.get_state_for_events.__func__
-    get_state_groups = DataStore.get_state_groups.__func__
-    get_state_groups_ids = DataStore.get_state_groups_ids.__func__
-    get_state_ids_for_event = DataStore.get_state_ids_for_event.__func__
-    get_state_ids_for_events = DataStore.get_state_ids_for_events.__func__
-    get_joined_users_from_state = DataStore.get_joined_users_from_state.__func__
-    get_joined_users_from_context = DataStore.get_joined_users_from_context.__func__
-    _get_joined_users_from_context = (
-        RoomMemberStore.__dict__["_get_joined_users_from_context"]
-    )
-
-    get_joined_hosts = DataStore.get_joined_hosts.__func__
-    _get_joined_hosts = RoomMemberStore.__dict__["_get_joined_hosts"]
-
-    get_recent_events_for_room = DataStore.get_recent_events_for_room.__func__
-    get_room_events_stream_for_rooms = (
-        DataStore.get_room_events_stream_for_rooms.__func__
-    )
-    is_host_joined = RoomMemberStore.__dict__["is_host_joined"]
-    get_stream_token_for_event = DataStore.get_stream_token_for_event.__func__
-
-    _set_before_and_after = staticmethod(DataStore._set_before_and_after)
-
-    _get_events = DataStore._get_events.__func__
-    _get_events_from_cache = DataStore._get_events_from_cache.__func__
-
-    _invalidate_get_event_cache = DataStore._invalidate_get_event_cache.__func__
-    _enqueue_events = DataStore._enqueue_events.__func__
-    _do_fetch = DataStore._do_fetch.__func__
-    _fetch_event_rows = DataStore._fetch_event_rows.__func__
-    _get_event_from_row = DataStore._get_event_from_row.__func__
-    _get_rooms_for_user_where_membership_is_txn = (
-        DataStore._get_rooms_for_user_where_membership_is_txn.__func__
-    )
-    _get_state_for_groups = DataStore._get_state_for_groups.__func__
-    _get_all_state_from_cache = DataStore._get_all_state_from_cache.__func__
-    _get_events_around_txn = DataStore._get_events_around_txn.__func__
-    _get_some_state_from_cache = DataStore._get_some_state_from_cache.__func__
-
-    get_backfill_events = DataStore.get_backfill_events.__func__
-    _get_backfill_events = DataStore._get_backfill_events.__func__
-    get_missing_events = DataStore.get_missing_events.__func__
-    _get_missing_events = DataStore._get_missing_events.__func__
-
-    get_auth_chain = DataStore.get_auth_chain.__func__
-    get_auth_chain_ids = DataStore.get_auth_chain_ids.__func__
-    _get_auth_chain_ids_txn = DataStore._get_auth_chain_ids_txn.__func__
-
-    get_room_max_stream_ordering = DataStore.get_room_max_stream_ordering.__func__
-
-    get_forward_extremeties_for_room = (
-        DataStore.get_forward_extremeties_for_room.__func__
-    )
-    _get_forward_extremeties_for_room = (
-        EventFederationStore.__dict__["_get_forward_extremeties_for_room"]
-    )
-
-    get_all_new_events_stream = DataStore.get_all_new_events_stream.__func__
-
-    get_federation_out_pos = DataStore.get_federation_out_pos.__func__
-    update_federation_out_pos = DataStore.update_federation_out_pos.__func__
+
+    def get_room_max_stream_ordering(self):
+        return self._stream_id_gen.get_current_token()
+
+    def get_room_min_stream_ordering(self):
+        return self._backfill_id_gen.get_current_token()
 
     def stream_positions(self):
         result = super(SlavedEventStore, self).stream_positions()