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| author | Travis Ralston <travpc@gmail.com> | 2018-04-04 08:46:56 -0600 |
|---|---|---|
| committer | Travis Ralston <travpc@gmail.com> | 2018-04-04 08:46:56 -0600 |
| commit | 88964b987e1d80d2dc9e81fc3ebc51afd9defbe1 (patch) | |
| tree | c98c28e51a8d52a8878cf2d888a4a110a835d8a8 /synapse/storage | |
| parent | Document the additional routes for the event_creator worker (diff) | |
| parent | Merge pull request #3062 from matrix-org/revert-3053-speedup-mxid-check (diff) | |
| download | synapse-88964b987e1d80d2dc9e81fc3ebc51afd9defbe1.tar.xz | |
Merge remote-tracking branch 'matrix-org/develop' into travis/new-worker-docs
Diffstat (limited to 'synapse/storage')
33 files changed, 1868 insertions, 1544 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index f8fbd02ceb..de00cae447 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -19,7 +20,6 @@ from synapse.storage.devices import DeviceStore from .appservice import ( ApplicationServiceStore, ApplicationServiceTransactionStore ) -from ._base import LoggingTransaction from .directory import DirectoryStore from .events import EventsStore from .presence import PresenceStore, UserPresenceState @@ -104,12 +104,6 @@ class DataStore(RoomMemberStore, RoomStore, db_conn, "events", "stream_ordering", step=-1, extra_tables=[("ex_outlier_stream", "event_stream_ordering")] ) - self._receipts_id_gen = StreamIdGenerator( - db_conn, "receipts_linearized", "stream_id" - ) - self._account_data_id_gen = StreamIdGenerator( - db_conn, "account_data_max_stream_id", "stream_id" - ) self._presence_id_gen = StreamIdGenerator( db_conn, "presence_stream", "stream_id" ) @@ -146,27 +140,6 @@ class DataStore(RoomMemberStore, RoomStore, else: self._cache_id_gen = None - 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, - ) - - account_max = self._account_data_id_gen.get_current_token() - self._account_data_stream_cache = StreamChangeCache( - "AccountDataAndTagsChangeCache", account_max, - ) - self._presence_on_startup = self._get_active_presence(db_conn) presence_cache_prefill, min_presence_val = self._get_cache_dict( @@ -180,18 +153,6 @@ class DataStore(RoomMemberStore, RoomStore, prefilled_cache=presence_cache_prefill ) - push_rules_prefill, push_rules_id = self._get_cache_dict( - db_conn, "push_rules_stream", - entity_column="user_id", - stream_column="stream_id", - max_value=self._push_rules_stream_id_gen.get_current_token()[0], - ) - - self.push_rules_stream_cache = StreamChangeCache( - "PushRulesStreamChangeCache", push_rules_id, - prefilled_cache=push_rules_prefill, - ) - max_device_inbox_id = self._device_inbox_id_gen.get_current_token() device_inbox_prefill, min_device_inbox_id = self._get_cache_dict( db_conn, "device_inbox", @@ -226,6 +187,7 @@ class DataStore(RoomMemberStore, RoomStore, "DeviceListFederationStreamChangeCache", device_list_max, ) + events_max = self._stream_id_gen.get_current_token() curr_state_delta_prefill, min_curr_state_delta_id = self._get_cache_dict( db_conn, "current_state_delta_stream", entity_column="room_id", @@ -250,20 +212,6 @@ class DataStore(RoomMemberStore, RoomStore, prefilled_cache=_group_updates_prefill, ) - cur = LoggingTransaction( - db_conn.cursor(), - name="_find_stream_orderings_for_times_txn", - database_engine=self.database_engine, - after_callbacks=[], - final_callbacks=[], - ) - self._find_stream_orderings_for_times_txn(cur) - cur.close() - - self.find_stream_orderings_looping_call = self._clock.looping_call( - self._find_stream_orderings_for_times, 10 * 60 * 1000 - ) - self._stream_order_on_start = self.get_room_max_stream_ordering() self._min_stream_order_on_start = self.get_room_min_stream_ordering() diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 68125006eb..2fbebd4907 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -48,16 +48,16 @@ class LoggingTransaction(object): passed to the constructor. Adds logging and metrics to the .execute() method.""" __slots__ = [ - "txn", "name", "database_engine", "after_callbacks", "final_callbacks", + "txn", "name", "database_engine", "after_callbacks", "exception_callbacks", ] def __init__(self, txn, name, database_engine, after_callbacks, - final_callbacks): + exception_callbacks): object.__setattr__(self, "txn", txn) object.__setattr__(self, "name", name) object.__setattr__(self, "database_engine", database_engine) object.__setattr__(self, "after_callbacks", after_callbacks) - object.__setattr__(self, "final_callbacks", final_callbacks) + object.__setattr__(self, "exception_callbacks", exception_callbacks) def call_after(self, callback, *args, **kwargs): """Call the given callback on the main twisted thread after the @@ -66,8 +66,8 @@ class LoggingTransaction(object): """ self.after_callbacks.append((callback, args, kwargs)) - def call_finally(self, callback, *args, **kwargs): - self.final_callbacks.append((callback, args, kwargs)) + def call_on_exception(self, callback, *args, **kwargs): + self.exception_callbacks.append((callback, args, kwargs)) def __getattr__(self, name): return getattr(self.txn, name) @@ -215,7 +215,7 @@ class SQLBaseStore(object): self._clock.looping_call(loop, 10000) - def _new_transaction(self, conn, desc, after_callbacks, final_callbacks, + def _new_transaction(self, conn, desc, after_callbacks, exception_callbacks, logging_context, func, *args, **kwargs): start = time.time() * 1000 txn_id = self._TXN_ID @@ -236,7 +236,7 @@ class SQLBaseStore(object): txn = conn.cursor() txn = LoggingTransaction( txn, name, self.database_engine, after_callbacks, - final_callbacks, + exception_callbacks, ) r = func(txn, *args, **kwargs) conn.commit() @@ -308,11 +308,11 @@ class SQLBaseStore(object): current_context = LoggingContext.current_context() after_callbacks = [] - final_callbacks = [] + exception_callbacks = [] def inner_func(conn, *args, **kwargs): return self._new_transaction( - conn, desc, after_callbacks, final_callbacks, current_context, + conn, desc, after_callbacks, exception_callbacks, current_context, func, *args, **kwargs ) @@ -321,9 +321,10 @@ class SQLBaseStore(object): for after_callback, after_args, after_kwargs in after_callbacks: after_callback(*after_args, **after_kwargs) - finally: - for after_callback, after_args, after_kwargs in final_callbacks: + except: # noqa: E722, as we reraise the exception this is fine. + for after_callback, after_args, after_kwargs in exception_callbacks: after_callback(*after_args, **after_kwargs) + raise defer.returnValue(result) @@ -1000,7 +1001,8 @@ class SQLBaseStore(object): # __exit__ called after the transaction finishes. ctx = self._cache_id_gen.get_next() stream_id = ctx.__enter__() - txn.call_finally(ctx.__exit__, None, None, None) + txn.call_on_exception(ctx.__exit__, None, None, None) + txn.call_after(ctx.__exit__, None, None, None) txn.call_after(self.hs.get_notifier().on_new_replication_data) self._simple_insert_txn( diff --git a/synapse/storage/account_data.py b/synapse/storage/account_data.py index 56a0bde549..f83ff0454a 100644 --- a/synapse/storage/account_data.py +++ b/synapse/storage/account_data.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -13,18 +14,46 @@ # See the License for the specific language governing permissions and # limitations under the License. -from ._base import SQLBaseStore from twisted.internet import defer +from synapse.storage._base import SQLBaseStore +from synapse.storage.util.id_generators import StreamIdGenerator + +from synapse.util.caches.stream_change_cache import StreamChangeCache from synapse.util.caches.descriptors import cached, cachedList, cachedInlineCallbacks -import ujson as json +import abc +import simplejson as json import logging logger = logging.getLogger(__name__) -class AccountDataStore(SQLBaseStore): +class AccountDataWorkerStore(SQLBaseStore): + """This is an abstract base class where subclasses must implement + `get_max_account_data_stream_id` which can be called in the initializer. + """ + + # This ABCMeta metaclass ensures that we cannot be instantiated without + # the abstract methods being implemented. + __metaclass__ = abc.ABCMeta + + def __init__(self, db_conn, hs): + account_max = self.get_max_account_data_stream_id() + self._account_data_stream_cache = StreamChangeCache( + "AccountDataAndTagsChangeCache", account_max, + ) + + super(AccountDataWorkerStore, self).__init__(db_conn, hs) + + @abc.abstractmethod + def get_max_account_data_stream_id(self): + """Get the current max stream ID for account data stream + + Returns: + int + """ + raise NotImplementedError() @cached() def get_account_data_for_user(self, user_id): @@ -104,6 +133,7 @@ class AccountDataStore(SQLBaseStore): for row in rows }) + @cached(num_args=2) def get_account_data_for_room(self, user_id, room_id): """Get all the client account_data for a user for a room. @@ -127,6 +157,38 @@ class AccountDataStore(SQLBaseStore): "get_account_data_for_room", get_account_data_for_room_txn ) + @cached(num_args=3, max_entries=5000) + def get_account_data_for_room_and_type(self, user_id, room_id, account_data_type): + """Get the client account_data of given type for a user for a room. + + Args: + user_id(str): The user to get the account_data for. + room_id(str): The room to get the account_data for. + account_data_type (str): The account data type to get. + Returns: + A deferred of the room account_data for that type, or None if + there isn't any set. + """ + def get_account_data_for_room_and_type_txn(txn): + content_json = self._simple_select_one_onecol_txn( + txn, + table="room_account_data", + keyvalues={ + "user_id": user_id, + "room_id": room_id, + "account_data_type": account_data_type, + }, + retcol="content", + allow_none=True + ) + + return json.loads(content_json) if content_json else None + + return self.runInteraction( + "get_account_data_for_room_and_type", + get_account_data_for_room_and_type_txn, + ) + def get_all_updated_account_data(self, last_global_id, last_room_id, current_id, limit): """Get all the client account_data that has changed on the server @@ -209,6 +271,36 @@ class AccountDataStore(SQLBaseStore): "get_updated_account_data_for_user", get_updated_account_data_for_user_txn ) + @cachedInlineCallbacks(num_args=2, cache_context=True, max_entries=5000) + def is_ignored_by(self, ignored_user_id, ignorer_user_id, cache_context): + ignored_account_data = yield self.get_global_account_data_by_type_for_user( + "m.ignored_user_list", ignorer_user_id, + on_invalidate=cache_context.invalidate, + ) + if not ignored_account_data: + defer.returnValue(False) + + defer.returnValue( + ignored_user_id in ignored_account_data.get("ignored_users", {}) + ) + + +class AccountDataStore(AccountDataWorkerStore): + def __init__(self, db_conn, hs): + self._account_data_id_gen = StreamIdGenerator( + db_conn, "account_data_max_stream_id", "stream_id" + ) + + super(AccountDataStore, self).__init__(db_conn, hs) + + def get_max_account_data_stream_id(self): + """Get the current max stream id for the private user data stream + + Returns: + A deferred int. + """ + return self._account_data_id_gen.get_current_token() + @defer.inlineCallbacks def add_account_data_to_room(self, user_id, room_id, account_data_type, content): """Add some account_data to a room for a user. @@ -251,6 +343,10 @@ class AccountDataStore(SQLBaseStore): self._account_data_stream_cache.entity_has_changed(user_id, next_id) self.get_account_data_for_user.invalidate((user_id,)) + self.get_account_data_for_room.invalidate((user_id, room_id,)) + self.get_account_data_for_room_and_type.prefill( + (user_id, room_id, account_data_type,), content, + ) result = self._account_data_id_gen.get_current_token() defer.returnValue(result) @@ -321,16 +417,3 @@ class AccountDataStore(SQLBaseStore): "update_account_data_max_stream_id", _update, ) - - @cachedInlineCallbacks(num_args=2, cache_context=True, max_entries=5000) - def is_ignored_by(self, ignored_user_id, ignorer_user_id, cache_context): - ignored_account_data = yield self.get_global_account_data_by_type_for_user( - "m.ignored_user_list", ignorer_user_id, - on_invalidate=cache_context.invalidate, - ) - if not ignored_account_data: - defer.returnValue(False) - - defer.returnValue( - ignored_user_id in ignored_account_data.get("ignored_users", {}) - ) diff --git a/synapse/storage/appservice.py b/synapse/storage/appservice.py index 79673b4273..12ea8a158c 100644 --- a/synapse/storage/appservice.py +++ b/synapse/storage/appservice.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2015, 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. @@ -17,10 +18,9 @@ import re import simplejson as json from twisted.internet import defer -from synapse.api.constants import Membership from synapse.appservice import AppServiceTransaction from synapse.config.appservice import load_appservices -from synapse.storage.roommember import RoomsForUser +from synapse.storage.events import EventsWorkerStore from ._base import SQLBaseStore @@ -46,17 +46,16 @@ def _make_exclusive_regex(services_cache): return exclusive_user_regex -class ApplicationServiceStore(SQLBaseStore): - +class ApplicationServiceWorkerStore(SQLBaseStore): def __init__(self, db_conn, hs): - super(ApplicationServiceStore, self).__init__(db_conn, hs) - self.hostname = hs.hostname self.services_cache = load_appservices( hs.hostname, hs.config.app_service_config_files ) self.exclusive_user_regex = _make_exclusive_regex(self.services_cache) + super(ApplicationServiceWorkerStore, self).__init__(db_conn, hs) + def get_app_services(self): return self.services_cache @@ -112,83 +111,17 @@ class ApplicationServiceStore(SQLBaseStore): return service return None - def get_app_service_rooms(self, service): - """Get a list of RoomsForUser for this application service. - - Application services may be "interested" in lots of rooms depending on - the room ID, the room aliases, or the members in the room. This function - takes all of these into account and returns a list of RoomsForUser which - represent the entire list of room IDs that this application service - wants to know about. - - Args: - service: The application service to get a room list for. - Returns: - A list of RoomsForUser. - """ - return self.runInteraction( - "get_app_service_rooms", - self._get_app_service_rooms_txn, - service, - ) - - def _get_app_service_rooms_txn(self, txn, service): - # get all rooms matching the room ID regex. - room_entries = self._simple_select_list_txn( - txn=txn, table="rooms", keyvalues=None, retcols=["room_id"] - ) - matching_room_list = set([ - r["room_id"] for r in room_entries if - service.is_interested_in_room(r["room_id"]) - ]) - - # resolve room IDs for matching room alias regex. - room_alias_mappings = self._simple_select_list_txn( - txn=txn, table="room_aliases", keyvalues=None, - retcols=["room_id", "room_alias"] - ) - matching_room_list |= set([ - r["room_id"] for r in room_alias_mappings if - service.is_interested_in_alias(r["room_alias"]) - ]) - - # get all rooms for every user for this AS. This is scoped to users on - # this HS only. - user_list = self._simple_select_list_txn( - txn=txn, table="users", keyvalues=None, retcols=["name"] - ) - user_list = [ - u["name"] for u in user_list if - service.is_interested_in_user(u["name"]) - ] - rooms_for_user_matching_user_id = set() # RoomsForUser list - for user_id in user_list: - # FIXME: This assumes this store is linked with RoomMemberStore :( - rooms_for_user = self._get_rooms_for_user_where_membership_is_txn( - txn=txn, - user_id=user_id, - membership_list=[Membership.JOIN] - ) - rooms_for_user_matching_user_id |= set(rooms_for_user) - - # make RoomsForUser tuples for room ids and aliases which are not in the - # main rooms_for_user_list - e.g. they are rooms which do not have AS - # registered users in it. - known_room_ids = [r.room_id for r in rooms_for_user_matching_user_id] - missing_rooms_for_user = [ - RoomsForUser(r, service.sender, "join") for r in - matching_room_list if r not in known_room_ids - ] - rooms_for_user_matching_user_id |= set(missing_rooms_for_user) - return rooms_for_user_matching_user_id +class ApplicationServiceStore(ApplicationServiceWorkerStore): + # This is currently empty due to there not being any AS storage functions + # that can't be run on the workers. Since this may change in future, and + # to keep consistency with the other stores, we keep this empty class for + # now. + pass -class ApplicationServiceTransactionStore(SQLBaseStore): - - def __init__(self, db_conn, hs): - super(ApplicationServiceTransactionStore, self).__init__(db_conn, hs) - +class ApplicationServiceTransactionWorkerStore(ApplicationServiceWorkerStore, + EventsWorkerStore): @defer.inlineCallbacks def get_appservices_by_state(self, state): """Get a list of application services based on their state. @@ -433,3 +366,11 @@ class ApplicationServiceTransactionStore(SQLBaseStore): events = yield self._get_events(event_ids) defer.returnValue((upper_bound, events)) + + +class ApplicationServiceTransactionStore(ApplicationServiceTransactionWorkerStore): + # This is currently empty due to there not being any AS storage functions + # that can't be run on the workers. Since this may change in future, and + # to keep consistency with the other stores, we keep this empty class for + # now. + pass diff --git a/synapse/storage/background_updates.py b/synapse/storage/background_updates.py index c88759bf2c..8af325a9f5 100644 --- a/synapse/storage/background_updates.py +++ b/synapse/storage/background_updates.py @@ -19,7 +19,7 @@ from . import engines from twisted.internet import defer -import ujson as json +import simplejson as json import logging logger = logging.getLogger(__name__) diff --git a/synapse/storage/deviceinbox.py b/synapse/storage/deviceinbox.py index 548e795daf..a879e5bfc1 100644 --- a/synapse/storage/deviceinbox.py +++ b/synapse/storage/deviceinbox.py @@ -14,7 +14,7 @@ # limitations under the License. import logging -import ujson +import simplejson from twisted.internet import defer @@ -85,7 +85,7 @@ class DeviceInboxStore(BackgroundUpdateStore): ) rows = [] for destination, edu in remote_messages_by_destination.items(): - edu_json = ujson.dumps(edu) + edu_json = simplejson.dumps(edu) rows.append((destination, stream_id, now_ms, edu_json)) txn.executemany(sql, rows) @@ -177,7 +177,7 @@ class DeviceInboxStore(BackgroundUpdateStore): " WHERE user_id = ?" ) txn.execute(sql, (user_id,)) - message_json = ujson.dumps(messages_by_device["*"]) + message_json = simplejson.dumps(messages_by_device["*"]) for row in txn: # Add the message for all devices for this user on this # server. @@ -199,7 +199,7 @@ class DeviceInboxStore(BackgroundUpdateStore): # Only insert into the local inbox if the device exists on # this server device = row[0] - message_json = ujson.dumps(messages_by_device[device]) + message_json = simplejson.dumps(messages_by_device[device]) messages_json_for_user[device] = message_json if messages_json_for_user: @@ -253,7 +253,7 @@ class DeviceInboxStore(BackgroundUpdateStore): messages = [] for row in txn: stream_pos = row[0] - messages.append(ujson.loads(row[1])) + messages.append(simplejson.loads(row[1])) if len(messages) < limit: stream_pos = current_stream_id return (messages, stream_pos) @@ -389,7 +389,7 @@ class DeviceInboxStore(BackgroundUpdateStore): messages = [] for row in txn: stream_pos = row[0] - messages.append(ujson.loads(row[1])) + messages.append(simplejson.loads(row[1])) if len(messages) < limit: stream_pos = current_stream_id return (messages, stream_pos) diff --git a/synapse/storage/devices.py b/synapse/storage/devices.py index bd2effdf34..712106b83a 100644 --- a/synapse/storage/devices.py +++ b/synapse/storage/devices.py @@ -13,7 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. import logging -import ujson as json +import simplejson as json from twisted.internet import defer diff --git a/synapse/storage/directory.py b/synapse/storage/directory.py index 79e7c540ad..d0c0059757 100644 --- a/synapse/storage/directory.py +++ b/synapse/storage/directory.py @@ -29,8 +29,7 @@ RoomAliasMapping = namedtuple( ) -class DirectoryStore(SQLBaseStore): - +class DirectoryWorkerStore(SQLBaseStore): @defer.inlineCallbacks def get_association_from_room_alias(self, room_alias): """ Get's the room_id and server list for a given room_alias @@ -69,6 +68,28 @@ class DirectoryStore(SQLBaseStore): RoomAliasMapping(room_id, room_alias.to_string(), servers) ) + def get_room_alias_creator(self, room_alias): + return self._simple_select_one_onecol( + table="room_aliases", + keyvalues={ + "room_alias": room_alias, + }, + retcol="creator", + desc="get_room_alias_creator", + allow_none=True + ) + + @cached(max_entries=5000) + def get_aliases_for_room(self, room_id): + return self._simple_select_onecol( + "room_aliases", + {"room_id": room_id}, + "room_alias", + desc="get_aliases_for_room", + ) + + +class DirectoryStore(DirectoryWorkerStore): @defer.inlineCallbacks def create_room_alias_association(self, room_alias, room_id, servers, creator=None): """ Creates an associatin between a room alias and room_id/servers @@ -116,17 +137,6 @@ class DirectoryStore(SQLBaseStore): ) defer.returnValue(ret) - def get_room_alias_creator(self, room_alias): - return self._simple_select_one_onecol( - table="room_aliases", - keyvalues={ - "room_alias": room_alias, - }, - retcol="creator", - desc="get_room_alias_creator", - allow_none=True - ) - @defer.inlineCallbacks def delete_room_alias(self, room_alias): room_id = yield self.runInteraction( @@ -135,7 +145,6 @@ class DirectoryStore(SQLBaseStore): room_alias, ) - self.get_aliases_for_room.invalidate((room_id,)) defer.returnValue(room_id) def _delete_room_alias_txn(self, txn, room_alias): @@ -160,17 +169,12 @@ class DirectoryStore(SQLBaseStore): (room_alias.to_string(),) ) - return room_id - - @cached(max_entries=5000) - def get_aliases_for_room(self, room_id): - return self._simple_select_onecol( - "room_aliases", - {"room_id": room_id}, - "room_alias", - desc="get_aliases_for_room", + self._invalidate_cache_and_stream( + txn, self.get_aliases_for_room, (room_id,) ) + return room_id + def update_aliases_for_room(self, old_room_id, new_room_id, creator): def _update_aliases_for_room_txn(txn): sql = "UPDATE room_aliases SET room_id = ?, creator = ? WHERE room_id = ?" diff --git a/synapse/storage/end_to_end_keys.py b/synapse/storage/end_to_end_keys.py index 2cebb203c6..ff8538ddf8 100644 --- a/synapse/storage/end_to_end_keys.py +++ b/synapse/storage/end_to_end_keys.py @@ -17,7 +17,7 @@ from twisted.internet import defer from synapse.util.caches.descriptors import cached from canonicaljson import encode_canonical_json -import ujson as json +import simplejson as json from ._base import SQLBaseStore diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py index 55a05c59d5..00ee82d300 100644 --- a/synapse/storage/event_federation.py +++ b/synapse/storage/event_federation.py @@ -15,7 +15,10 @@ from twisted.internet import defer -from ._base import SQLBaseStore +from synapse.storage._base import SQLBaseStore +from synapse.storage.events import EventsWorkerStore +from synapse.storage.signatures import SignatureWorkerStore + from synapse.api.errors import StoreError from synapse.util.caches.descriptors import cached from unpaddedbase64 import encode_base64 @@ -27,30 +30,8 @@ from Queue import PriorityQueue, Empty logger = logging.getLogger(__name__) -class EventFederationStore(SQLBaseStore): - """ Responsible for storing and serving up the various graphs associated - with an event. Including the main event graph and the auth chains for an - event. - - Also has methods for getting the front (latest) and back (oldest) edges - of the event graphs. These are used to generate the parents for new events - and backfilling from another server respectively. - """ - - EVENT_AUTH_STATE_ONLY = "event_auth_state_only" - - def __init__(self, db_conn, hs): - super(EventFederationStore, self).__init__(db_conn, hs) - - self.register_background_update_handler( - self.EVENT_AUTH_STATE_ONLY, - self._background_delete_non_state_event_auth, - ) - - hs.get_clock().looping_call( - self._delete_old_forward_extrem_cache, 60 * 60 * 1000 - ) - +class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, + SQLBaseStore): def get_auth_chain(self, event_ids, include_given=False): """Get auth events for given event_ids. The events *must* be state events. @@ -228,88 +209,6 @@ class EventFederationStore(SQLBaseStore): return int(min_depth) if min_depth is not None else None - def _update_min_depth_for_room_txn(self, txn, room_id, depth): - min_depth = self._get_min_depth_interaction(txn, room_id) - - if min_depth and depth >= min_depth: - return - - self._simple_upsert_txn( - txn, - table="room_depth", - keyvalues={ - "room_id": room_id, - }, - values={ - "min_depth": depth, - }, - ) - - def _handle_mult_prev_events(self, txn, events): - """ - For the given event, update the event edges table and forward and - backward extremities tables. - """ - self._simple_insert_many_txn( - txn, - table="event_edges", - values=[ - { - "event_id": ev.event_id, - "prev_event_id": e_id, - "room_id": ev.room_id, - "is_state": False, - } - for ev in events - for e_id, _ in ev.prev_events - ], - ) - - self._update_backward_extremeties(txn, events) - - def _update_backward_extremeties(self, txn, events): - """Updates the event_backward_extremities tables based on the new/updated - events being persisted. - - This is called for new events *and* for events that were outliers, but - are now being persisted as non-outliers. - - Forward extremities are handled when we first start persisting the events. - """ - events_by_room = {} - for ev in events: - events_by_room.setdefault(ev.room_id, []).append(ev) - - query = ( - "INSERT INTO event_backward_extremities (event_id, room_id)" - " SELECT ?, ? WHERE NOT EXISTS (" - " SELECT 1 FROM event_backward_extremities" - " WHERE event_id = ? AND room_id = ?" - " )" - " AND NOT EXISTS (" - " SELECT 1 FROM events WHERE event_id = ? AND room_id = ? " - " AND outlier = ?" - " )" - ) - - txn.executemany(query, [ - (e_id, ev.room_id, e_id, ev.room_id, e_id, ev.room_id, False) - for ev in events for e_id, _ in ev.prev_events - if not ev.internal_metadata.is_outlier() - ]) - - query = ( - "DELETE FROM event_backward_extremities" - " WHERE event_id = ? AND room_id = ?" - ) - txn.executemany( - query, - [ - (ev.event_id, ev.room_id) for ev in events - if not ev.internal_metadata.is_outlier() - ] - ) - def get_forward_extremeties_for_room(self, room_id, stream_ordering): """For a given room_id and stream_ordering, return the forward extremeties of the room at that point in "time". @@ -371,28 +270,6 @@ class EventFederationStore(SQLBaseStore): get_forward_extremeties_for_room_txn ) - def _delete_old_forward_extrem_cache(self): - def _delete_old_forward_extrem_cache_txn(txn): - # Delete entries older than a month, while making sure we don't delete - # the only entries for a room. - sql = (""" - DELETE FROM stream_ordering_to_exterm - WHERE - room_id IN ( - SELECT room_id - FROM stream_ordering_to_exterm - WHERE stream_ordering > ? - ) AND stream_ordering < ? - """) - txn.execute( - sql, - (self.stream_ordering_month_ago, self.stream_ordering_month_ago,) - ) - return self.runInteraction( - "_delete_old_forward_extrem_cache", - _delete_old_forward_extrem_cache_txn - ) - def get_backfill_events(self, room_id, event_list, limit): """Get a list of Events for a given topic that occurred before (and including) the events in event_list. Return a list of max size `limit` @@ -522,6 +399,135 @@ class EventFederationStore(SQLBaseStore): return event_results + +class EventFederationStore(EventFederationWorkerStore): + """ Responsible for storing and serving up the various graphs associated + with an event. Including the main event graph and the auth chains for an + event. + + Also has methods for getting the front (latest) and back (oldest) edges + of the event graphs. These are used to generate the parents for new events + and backfilling from another server respectively. + """ + + EVENT_AUTH_STATE_ONLY = "event_auth_state_only" + + def __init__(self, db_conn, hs): + super(EventFederationStore, self).__init__(db_conn, hs) + + self.register_background_update_handler( + self.EVENT_AUTH_STATE_ONLY, + self._background_delete_non_state_event_auth, + ) + + hs.get_clock().looping_call( + self._delete_old_forward_extrem_cache, 60 * 60 * 1000 + ) + + def _update_min_depth_for_room_txn(self, txn, room_id, depth): + min_depth = self._get_min_depth_interaction(txn, room_id) + + if min_depth and depth >= min_depth: + return + + self._simple_upsert_txn( + txn, + table="room_depth", + keyvalues={ + "room_id": room_id, + }, + values={ + "min_depth": depth, + }, + ) + + def _handle_mult_prev_events(self, txn, events): + """ + For the given event, update the event edges table and forward and + backward extremities tables. + """ + self._simple_insert_many_txn( + txn, + table="event_edges", + values=[ + { + "event_id": ev.event_id, + "prev_event_id": e_id, + "room_id": ev.room_id, + "is_state": False, + } + for ev in events + for e_id, _ in ev.prev_events + ], + ) + + self._update_backward_extremeties(txn, events) + + def _update_backward_extremeties(self, txn, events): + """Updates the event_backward_extremities tables based on the new/updated + events being persisted. + + This is called for new events *and* for events that were outliers, but + are now being persisted as non-outliers. + + Forward extremities are handled when we first start persisting the events. + """ + events_by_room = {} + for ev in events: + events_by_room.setdefault(ev.room_id, []).append(ev) + + query = ( + "INSERT INTO event_backward_extremities (event_id, room_id)" + " SELECT ?, ? WHERE NOT EXISTS (" + " SELECT 1 FROM event_backward_extremities" + " WHERE event_id = ? AND room_id = ?" + " )" + " AND NOT EXISTS (" + " SELECT 1 FROM events WHERE event_id = ? AND room_id = ? " + " AND outlier = ?" + " )" + ) + + txn.executemany(query, [ + (e_id, ev.room_id, e_id, ev.room_id, e_id, ev.room_id, False) + for ev in events for e_id, _ in ev.prev_events + if not ev.internal_metadata.is_outlier() + ]) + + query = ( + "DELETE FROM event_backward_extremities" + " WHERE event_id = ? AND room_id = ?" + ) + txn.executemany( + query, + [ + (ev.event_id, ev.room_id) for ev in events + if not ev.internal_metadata.is_outlier() + ] + ) + + def _delete_old_forward_extrem_cache(self): + def _delete_old_forward_extrem_cache_txn(txn): + # Delete entries older than a month, while making sure we don't delete + # the only entries for a room. + sql = (""" + DELETE FROM stream_ordering_to_exterm + WHERE + room_id IN ( + SELECT room_id + FROM stream_ordering_to_exterm + WHERE stream_ordering > ? + ) AND stream_ordering < ? + """) + txn.execute( + sql, + (self.stream_ordering_month_ago, self.stream_ordering_month_ago,) + ) + return self.runInteraction( + "_delete_old_forward_extrem_cache", + _delete_old_forward_extrem_cache_txn + ) + def clean_room_for_join(self, room_id): return self.runInteraction( "clean_room_for_join", diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py index f787431b7a..e78f8d0114 100644 --- a/synapse/storage/event_push_actions.py +++ b/synapse/storage/event_push_actions.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2015 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. @@ -13,7 +14,7 @@ # See the License for the specific language governing permissions and # limitations under the License. -from ._base import SQLBaseStore +from synapse.storage._base import SQLBaseStore, LoggingTransaction from twisted.internet import defer from synapse.util.async import sleep from synapse.util.caches.descriptors import cachedInlineCallbacks @@ -21,7 +22,7 @@ from synapse.types import RoomStreamToken from .stream import lower_bound import logging -import ujson as json +import simplejson as json logger = logging.getLogger(__name__) @@ -62,77 +63,28 @@ def _deserialize_action(actions, is_highlight): return DEFAULT_NOTIF_ACTION -class EventPushActionsStore(SQLBaseStore): - EPA_HIGHLIGHT_INDEX = "epa_highlight_index" - +class EventPushActionsWorkerStore(SQLBaseStore): def __init__(self, db_conn, hs): - super(EventPushActionsStore, self).__init__(db_conn, hs) - - self.register_background_index_update( - self.EPA_HIGHLIGHT_INDEX, - index_name="event_push_actions_u_highlight", - table="event_push_actions", - columns=["user_id", "stream_ordering"], - ) - - self.register_background_index_update( - "event_push_actions_highlights_index", - index_name="event_push_actions_highlights_index", - table="event_push_actions", - columns=["user_id", "room_id", "topological_ordering", "stream_ordering"], - where_clause="highlight=1" - ) - - self._doing_notif_rotation = False - self._rotate_notif_loop = self._clock.looping_call( - self._rotate_notifs, 30 * 60 * 1000 - ) - - def _set_push_actions_for_event_and_users_txn(self, txn, event): - """ - Args: - event: the event set actions for - tuples: list of tuples of (user_id, actions) - """ - - sql = """ - INSERT INTO event_push_actions ( - room_id, event_id, user_id, actions, stream_ordering, - topological_ordering, notif, highlight - ) - SELECT ?, event_id, user_id, actions, ?, ?, notif, highlight - FROM event_push_actions_staging - WHERE event_id = ? - """ + super(EventPushActionsWorkerStore, self).__init__(db_conn, hs) - txn.execute(sql, ( - event.room_id, event.internal_metadata.stream_ordering, - event.depth, event.event_id, - )) + # These get correctly set by _find_stream_orderings_for_times_txn + self.stream_ordering_month_ago = None + self.stream_ordering_day_ago = None - user_ids = self._simple_select_onecol_txn( - txn, - table="event_push_actions_staging", - keyvalues={ - "event_id": event.event_id, - }, - retcol="user_id", + cur = LoggingTransaction( + db_conn.cursor(), + name="_find_stream_orderings_for_times_txn", + database_engine=self.database_engine, + after_callbacks=[], + exception_callbacks=[], ) + self._find_stream_orderings_for_times_txn(cur) + cur.close() - self._simple_delete_txn( - txn, - table="event_push_actions_staging", - keyvalues={ - "event_id": event.event_id, - }, + self.find_stream_orderings_looping_call = self._clock.looping_call( + self._find_stream_orderings_for_times, 10 * 60 * 1000 ) - for uid in user_ids: - txn.call_after( - self.get_unread_event_push_actions_by_room_for_user.invalidate_many, - (event.room_id, uid,) - ) - @cachedInlineCallbacks(num_args=3, tree=True, max_entries=5000) def get_unread_event_push_actions_by_room_for_user( self, room_id, user_id, last_read_event_id @@ -449,6 +401,280 @@ class EventPushActionsStore(SQLBaseStore): # Now return the first `limit` defer.returnValue(notifs[:limit]) + def add_push_actions_to_staging(self, event_id, user_id_actions): + """Add the push actions for the event to the push action staging area. + + Args: + event_id (str) + user_id_actions (dict[str, list[dict|str])]): A dictionary mapping + user_id to list of push actions, where an action can either be + a string or dict. + + Returns: + Deferred + """ + + if not user_id_actions: + return + + # This is a helper function for generating the necessary tuple that + # can be used to inert into the `event_push_actions_staging` table. + def _gen_entry(user_id, actions): + is_highlight = 1 if _action_has_highlight(actions) else 0 + return ( + event_id, # event_id column + user_id, # user_id column + _serialize_action(actions, is_highlight), # actions column + 1, # notif column + is_highlight, # highlight column + ) + + def _add_push_actions_to_staging_txn(txn): + # We don't use _simple_insert_many here to avoid the overhead + # of generating lists of dicts. + + sql = """ + INSERT INTO event_push_actions_staging + (event_id, user_id, actions, notif, highlight) + VALUES (?, ?, ?, ?, ?) + """ + + txn.executemany(sql, ( + _gen_entry(user_id, actions) + for user_id, actions in user_id_actions.iteritems() + )) + + return self.runInteraction( + "add_push_actions_to_staging", _add_push_actions_to_staging_txn + ) + + def remove_push_actions_from_staging(self, event_id): + """Called if we failed to persist the event to ensure that stale push + actions don't build up in the DB + + Args: + event_id (str) + """ + + return self._simple_delete( + table="event_push_actions_staging", + keyvalues={ + "event_id": event_id, + }, + desc="remove_push_actions_from_staging", + ) + + @defer.inlineCallbacks + def _find_stream_orderings_for_times(self): + yield self.runInteraction( + "_find_stream_orderings_for_times", + self._find_stream_orderings_for_times_txn + ) + + def _find_stream_orderings_for_times_txn(self, txn): + logger.info("Searching for stream ordering 1 month ago") + self.stream_ordering_month_ago = self._find_first_stream_ordering_after_ts_txn( + txn, self._clock.time_msec() - 30 * 24 * 60 * 60 * 1000 + ) + logger.info( + "Found stream ordering 1 month ago: it's %d", + self.stream_ordering_month_ago + ) + logger.info("Searching for stream ordering 1 day ago") + self.stream_ordering_day_ago = self._find_first_stream_ordering_after_ts_txn( + txn, self._clock.time_msec() - 24 * 60 * 60 * 1000 + ) + logger.info( + "Found stream ordering 1 day ago: it's %d", + self.stream_ordering_day_ago + ) + + def find_first_stream_ordering_after_ts(self, ts): + """Gets the stream ordering corresponding to a given timestamp. + + Specifically, finds the stream_ordering of the first event that was + received on or after the timestamp. This is done by a binary search on + the events table, since there is no index on received_ts, so is + relatively slow. + + Args: + ts (int): timestamp in millis + + Returns: + Deferred[int]: stream ordering of the first event received on/after + the timestamp + """ + return self.runInteraction( + "_find_first_stream_ordering_after_ts_txn", + self._find_first_stream_ordering_after_ts_txn, + ts, + ) + + @staticmethod + def _find_first_stream_ordering_after_ts_txn(txn, ts): + """ + Find the stream_ordering of the first event that was received on or + after a given timestamp. This is relatively slow as there is no index + on received_ts but we can then use this to delete push actions before + this. + + received_ts must necessarily be in the same order as stream_ordering + and stream_ordering is indexed, so we manually binary search using + stream_ordering + + Args: + txn (twisted.enterprise.adbapi.Transaction): + ts (int): timestamp to search for + + Returns: + int: stream ordering + """ + txn.execute("SELECT MAX(stream_ordering) FROM events") + max_stream_ordering = txn.fetchone()[0] + + if max_stream_ordering is None: + return 0 + + # We want the first stream_ordering in which received_ts is greater + # than or equal to ts. Call this point X. + # + # We maintain the invariants: + # + # range_start <= X <= range_end + # + range_start = 0 + range_end = max_stream_ordering + 1 + + # Given a stream_ordering, look up the timestamp at that + # stream_ordering. + # + # The array may be sparse (we may be missing some stream_orderings). + # We treat the gaps as the same as having the same value as the + # preceding entry, because we will pick the lowest stream_ordering + # which satisfies our requirement of received_ts >= ts. + # + # For example, if our array of events indexed by stream_ordering is + # [10, <none>, 20], we should treat this as being equivalent to + # [10, 10, 20]. + # + sql = ( + "SELECT received_ts FROM events" + " WHERE stream_ordering <= ?" + " ORDER BY stream_ordering DESC" + " LIMIT 1" + ) + + while range_end - range_start > 0: + middle = (range_end + range_start) // 2 + txn.execute(sql, (middle,)) + row = txn.fetchone() + if row is None: + # no rows with stream_ordering<=middle + range_start = middle + 1 + continue + + middle_ts = row[0] + if ts > middle_ts: + # we got a timestamp lower than the one we were looking for. + # definitely need to look higher: X > middle. + range_start = middle + 1 + else: + # we got a timestamp higher than (or the same as) the one we + # were looking for. We aren't yet sure about the point we + # looked up, but we can be sure that X <= middle. + range_end = middle + + return range_end + + +class EventPushActionsStore(EventPushActionsWorkerStore): + EPA_HIGHLIGHT_INDEX = "epa_highlight_index" + + def __init__(self, db_conn, hs): + super(EventPushActionsStore, self).__init__(db_conn, hs) + + self.register_background_index_update( + self.EPA_HIGHLIGHT_INDEX, + index_name="event_push_actions_u_highlight", + table="event_push_actions", + columns=["user_id", "stream_ordering"], + ) + + self.register_background_index_update( + "event_push_actions_highlights_index", + index_name="event_push_actions_highlights_index", + table="event_push_actions", + columns=["user_id", "room_id", "topological_ordering", "stream_ordering"], + where_clause="highlight=1" + ) + + self._doing_notif_rotation = False + self._rotate_notif_loop = self._clock.looping_call( + self._rotate_notifs, 30 * 60 * 1000 + ) + + def _set_push_actions_for_event_and_users_txn(self, txn, events_and_contexts, + all_events_and_contexts): + """Handles moving push actions from staging table to main + event_push_actions table for all events in `events_and_contexts`. + + Also ensures that all events in `all_events_and_contexts` are removed + from the push action staging area. + + Args: + events_and_contexts (list[(EventBase, EventContext)]): events + we are persisting + all_events_and_contexts (list[(EventBase, EventContext)]): all + events that we were going to persist. This includes events + we've already persisted, etc, that wouldn't appear in + events_and_context. + """ + + sql = """ + INSERT INTO event_push_actions ( + room_id, event_id, user_id, actions, stream_ordering, + topological_ordering, notif, highlight + ) + SELECT ?, event_id, user_id, actions, ?, ?, notif, highlight + FROM event_push_actions_staging + WHERE event_id = ? + """ + + if events_and_contexts: + txn.executemany(sql, ( + ( + event.room_id, event.internal_metadata.stream_ordering, + event.depth, event.event_id, + ) + for event, _ in events_and_contexts + )) + + for event, _ in events_and_contexts: + user_ids = self._simple_select_onecol_txn( + txn, + table="event_push_actions_staging", + keyvalues={ + "event_id": event.event_id, + }, + retcol="user_id", + ) + + for uid in user_ids: + txn.call_after( + self.get_unread_event_push_actions_by_room_for_user.invalidate_many, + (event.room_id, uid,) + ) + + # Now we delete the staging area for *all* events that were being + # persisted. + txn.executemany( + "DELETE FROM event_push_actions_staging WHERE event_id = ?", + ( + (event.event_id,) + for event, _ in all_events_and_contexts + ) + ) + @defer.inlineCallbacks def get_push_actions_for_user(self, user_id, before=None, limit=50, only_highlight=False): @@ -568,69 +794,6 @@ class EventPushActionsStore(SQLBaseStore): """, (room_id, user_id, stream_ordering)) @defer.inlineCallbacks - def _find_stream_orderings_for_times(self): - yield self.runInteraction( - "_find_stream_orderings_for_times", - self._find_stream_orderings_for_times_txn - ) - - def _find_stream_orderings_for_times_txn(self, txn): - logger.info("Searching for stream ordering 1 month ago") - self.stream_ordering_month_ago = self._find_first_stream_ordering_after_ts_txn( - txn, self._clock.time_msec() - 30 * 24 * 60 * 60 * 1000 - ) - logger.info( - "Found stream ordering 1 month ago: it's %d", - self.stream_ordering_month_ago - ) - logger.info("Searching for stream ordering 1 day ago") - self.stream_ordering_day_ago = self._find_first_stream_ordering_after_ts_txn( - txn, self._clock.time_msec() - 24 * 60 * 60 * 1000 - ) - logger.info( - "Found stream ordering 1 day ago: it's %d", - self.stream_ordering_day_ago - ) - - def _find_first_stream_ordering_after_ts_txn(self, txn, ts): - """ - Find the stream_ordering of the first event that was received after - a given timestamp. This is relatively slow as there is no index on - received_ts but we can then use this to delete push actions before - this. - - received_ts must necessarily be in the same order as stream_ordering - and stream_ordering is indexed, so we manually binary search using - stream_ordering - """ - txn.execute("SELECT MAX(stream_ordering) FROM events") - max_stream_ordering = txn.fetchone()[0] - - if max_stream_ordering is None: - return 0 - - range_start = 0 - range_end = max_stream_ordering - - sql = ( - "SELECT received_ts FROM events" - " WHERE stream_ordering > ?" - " ORDER BY stream_ordering" - " LIMIT 1" - ) - - while range_end - range_start > 1: - middle = int((range_end + range_start) / 2) - txn.execute(sql, (middle,)) - middle_ts = txn.fetchone()[0] - if ts > middle_ts: - range_start = middle - else: - range_end = middle - - return range_end - - @defer.inlineCallbacks def _rotate_notifs(self): if self._doing_notif_rotation or self.stream_ordering_day_ago is None: return @@ -755,50 +918,6 @@ class EventPushActionsStore(SQLBaseStore): (rotate_to_stream_ordering,) ) - def add_push_actions_to_staging(self, event_id, user_id, actions): - """Add the push actions for the user and event to the push - action staging area. - - Args: - event_id (str) - user_id (str) - actions (list[dict|str]): An action can either be a string or - dict. - - Returns: - Deferred - """ - - is_highlight = 1 if _action_has_highlight(actions) else 0 - - return self._simple_insert( - table="event_push_actions_staging", - values={ - "event_id": event_id, - "user_id": user_id, - "actions": _serialize_action(actions, is_highlight), - "notif": 1, - "highlight": is_highlight, - }, - desc="add_push_actions_to_staging", - ) - - def remove_push_actions_from_staging(self, event_id): - """Called if we failed to persist the event to ensure that stale push - actions don't build up in the DB - - Args: - event_id (str) - """ - - return self._simple_delete( - table="event_push_actions_staging", - keyvalues={ - "event_id": event_id, - }, - desc="remove_push_actions_from_staging", - ) - def _action_has_highlight(actions): for action in actions: diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 73177e0bc2..ece5e6c41f 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -12,33 +13,29 @@ # 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 SQLBaseStore -from twisted.internet import defer, reactor +from collections import OrderedDict, deque, namedtuple +from functools import wraps +import logging + +import simplejson as json +from twisted.internet import defer -from synapse.events import FrozenEvent, USE_FROZEN_DICTS -from synapse.events.utils import prune_event +from synapse.storage.events_worker import EventsWorkerStore from synapse.util.async import ObservableDeferred +from synapse.util.frozenutils import frozendict_json_encoder from synapse.util.logcontext import ( - preserve_fn, PreserveLoggingContext, make_deferred_yieldable + PreserveLoggingContext, make_deferred_yieldable, ) from synapse.util.logutils import log_function from synapse.util.metrics import Measure from synapse.api.constants import EventTypes from synapse.api.errors import SynapseError -from synapse.util.caches.descriptors import cached +from synapse.util.caches.descriptors import cached, cachedInlineCallbacks from synapse.types import get_domain_from_id - -from canonicaljson import encode_canonical_json -from collections import deque, namedtuple, OrderedDict -from functools import wraps - import synapse.metrics -import logging -import ujson as json - # these are only included to make the type annotations work from synapse.events import EventBase # noqa: F401 from synapse.events.snapshot import EventContext # noqa: F401 @@ -52,23 +49,25 @@ event_counter = metrics.register_counter( "persisted_events_sep", labels=["type", "origin_type", "origin_entity"] ) - -def encode_json(json_object): - if USE_FROZEN_DICTS: - # ujson doesn't like frozen_dicts - return encode_canonical_json(json_object) - else: - return json.dumps(json_object, ensure_ascii=False) +# The number of times we are recalculating the current state +state_delta_counter = metrics.register_counter( + "state_delta", +) +# The number of times we are recalculating state when there is only a +# single forward extremity +state_delta_single_event_counter = metrics.register_counter( + "state_delta_single_event", +) +# The number of times we are reculating state when we could have resonably +# calculated the delta when we calculated the state for an event we were +# persisting. +state_delta_reuse_delta_counter = metrics.register_counter( + "state_delta_reuse_delta", +) -# These values are used in the `enqueus_event` and `_do_fetch` methods to -# control how we batch/bulk fetch events from the database. -# The values are plucked out of thing air to make initial sync run faster -# on jki.re -# TODO: Make these configurable. -EVENT_QUEUE_THREADS = 3 # Max number of threads that will fetch events -EVENT_QUEUE_ITERATIONS = 3 # No. times we block waiting for requests for events -EVENT_QUEUE_TIMEOUT_S = 0.1 # Timeout when waiting for requests for events +def encode_json(json_object): + return frozendict_json_encoder.encode(json_object) class _EventPeristenceQueue(object): @@ -199,13 +198,12 @@ def _retry_on_integrity_error(func): return f -class EventsStore(SQLBaseStore): +class EventsStore(EventsWorkerStore): EVENT_ORIGIN_SERVER_TS_NAME = "event_origin_server_ts" EVENT_FIELDS_SENDER_URL_UPDATE_NAME = "event_fields_sender_url" def __init__(self, db_conn, hs): super(EventsStore, self).__init__(db_conn, hs) - self._clock = hs.get_clock() self.register_background_update_handler( self.EVENT_ORIGIN_SERVER_TS_NAME, self._background_reindex_origin_server_ts ) @@ -293,10 +291,11 @@ class EventsStore(SQLBaseStore): def _maybe_start_persisting(self, room_id): @defer.inlineCallbacks def persisting_queue(item): - yield self._persist_events( - item.events_and_contexts, - backfilled=item.backfilled, - ) + with Measure(self._clock, "persist_events"): + yield self._persist_events( + item.events_and_contexts, + backfilled=item.backfilled, + ) self._event_persist_queue.handle_queue(room_id, persisting_queue) @@ -378,7 +377,8 @@ class EventsStore(SQLBaseStore): room_id, ev_ctx_rm, latest_event_ids ) - if new_latest_event_ids == set(latest_event_ids): + latest_event_ids = set(latest_event_ids) + if new_latest_event_ids == latest_event_ids: # No change in extremities, so no change in state continue @@ -399,6 +399,26 @@ class EventsStore(SQLBaseStore): if all_single_prev_not_state: continue + state_delta_counter.inc() + if len(new_latest_event_ids) == 1: + state_delta_single_event_counter.inc() + + # This is a fairly handwavey check to see if we could + # have guessed what the delta would have been when + # processing one of these events. + # What we're interested in is if the latest extremities + # were the same when we created the event as they are + # now. When this server creates a new event (as opposed + # to receiving it over federation) it will use the + # forward extremities as the prev_events, so we can + # guess this by looking at the prev_events and checking + # if they match the current forward extremities. + for ev, _ in ev_ctx_rm: + prev_event_ids = set(e for e, _ in ev.prev_events) + if latest_event_ids == prev_event_ids: + state_delta_reuse_delta_counter.inc() + break + logger.info( "Calculating state delta for room %s", room_id, ) @@ -609,62 +629,6 @@ class EventsStore(SQLBaseStore): defer.returnValue((to_delete, to_insert)) - @defer.inlineCallbacks - def get_event(self, event_id, check_redacted=True, - get_prev_content=False, allow_rejected=False, - allow_none=False): - """Get an event from the database by event_id. - - Args: - event_id (str): The event_id of the event to fetch - check_redacted (bool): If True, check if event has been redacted - and redact it. - get_prev_content (bool): If True and event is a state event, - include the previous states content in the unsigned field. - allow_rejected (bool): If True return rejected events. - allow_none (bool): If True, return None if no event found, if - False throw an exception. - - Returns: - Deferred : A FrozenEvent. - """ - events = yield self._get_events( - [event_id], - check_redacted=check_redacted, - get_prev_content=get_prev_content, - allow_rejected=allow_rejected, - ) - - if not events and not allow_none: - raise SynapseError(404, "Could not find event %s" % (event_id,)) - - defer.returnValue(events[0] if events else None) - - @defer.inlineCallbacks - def get_events(self, event_ids, check_redacted=True, - get_prev_content=False, allow_rejected=False): - """Get events from the database - - Args: - event_ids (list): The event_ids of the events to fetch - check_redacted (bool): If True, check if event has been redacted - and redact it. - get_prev_content (bool): If True and event is a state event, - include the previous states content in the unsigned field. - allow_rejected (bool): If True return rejected events. - - Returns: - Deferred : Dict from event_id to event. - """ - events = yield self._get_events( - event_ids, - check_redacted=check_redacted, - get_prev_content=get_prev_content, - allow_rejected=allow_rejected, - ) - - defer.returnValue({e.event_id: e for e in events}) - @log_function def _persist_events_txn(self, txn, events_and_contexts, backfilled, delete_existing=False, state_delta_for_room={}, @@ -693,6 +657,8 @@ class EventsStore(SQLBaseStore): list of the event ids which are the forward extremities. """ + all_events_and_contexts = events_and_contexts + max_stream_order = events_and_contexts[-1][0].internal_metadata.stream_ordering self._update_current_state_txn(txn, state_delta_for_room, max_stream_order) @@ -755,6 +721,7 @@ class EventsStore(SQLBaseStore): self._update_metadata_tables_txn( txn, events_and_contexts=events_and_contexts, + all_events_and_contexts=all_events_and_contexts, backfilled=backfilled, ) @@ -817,7 +784,7 @@ class EventsStore(SQLBaseStore): for member in members_changed: self._invalidate_cache_and_stream( - txn, self.get_rooms_for_user, (member,) + txn, self.get_rooms_for_user_with_stream_ordering, (member,) ) for host in set(get_domain_from_id(u) for u in members_changed): @@ -1152,26 +1119,33 @@ class EventsStore(SQLBaseStore): ec for ec in events_and_contexts if ec[0] not in to_remove ] - def _update_metadata_tables_txn(self, txn, events_and_contexts, backfilled): + def _update_metadata_tables_txn(self, txn, events_and_contexts, + all_events_and_contexts, backfilled): """Update all the miscellaneous tables for new events Args: txn (twisted.enterprise.adbapi.Connection): db connection events_and_contexts (list[(EventBase, EventContext)]): events we are persisting + all_events_and_contexts (list[(EventBase, EventContext)]): all + events that we were going to persist. This includes events + we've already persisted, etc, that wouldn't appear in + events_and_context. backfilled (bool): True if the events were backfilled """ + # Insert all the push actions into the event_push_actions table. + self._set_push_actions_for_event_and_users_txn( + txn, + events_and_contexts=events_and_contexts, + all_events_and_contexts=all_events_and_contexts, + ) + if not events_and_contexts: # nothing to do here return for event, context in events_and_contexts: - # Insert all the push actions into the event_push_actions table. - self._set_push_actions_for_event_and_users_txn( - txn, event, - ) - if event.type == EventTypes.Redaction and event.redacts is not None: # Remove the entries in the event_push_actions table for the # redacted event. @@ -1376,292 +1350,6 @@ class EventsStore(SQLBaseStore): ) @defer.inlineCallbacks - def _get_events(self, event_ids, check_redacted=True, - get_prev_content=False, allow_rejected=False): - if not event_ids: - defer.returnValue([]) - - event_id_list = event_ids - event_ids = set(event_ids) - - event_entry_map = self._get_events_from_cache( - event_ids, - allow_rejected=allow_rejected, - ) - - missing_events_ids = [e for e in event_ids if e not in event_entry_map] - - if missing_events_ids: - missing_events = yield self._enqueue_events( - missing_events_ids, - check_redacted=check_redacted, - allow_rejected=allow_rejected, - ) - - event_entry_map.update(missing_events) - - events = [] - for event_id in event_id_list: - entry = event_entry_map.get(event_id, None) - if not entry: - continue - - if allow_rejected or not entry.event.rejected_reason: - if check_redacted and entry.redacted_event: - event = entry.redacted_event - else: - event = entry.event - - events.append(event) - - if get_prev_content: - if "replaces_state" in event.unsigned: - prev = yield self.get_event( - event.unsigned["replaces_state"], - get_prev_content=False, - allow_none=True, - ) - if prev: - event.unsigned = dict(event.unsigned) - event.unsigned["prev_content"] = prev.content - event.unsigned["prev_sender"] = prev.sender - - defer.returnValue(events) - - def _invalidate_get_event_cache(self, event_id): - self._get_event_cache.invalidate((event_id,)) - - def _get_events_from_cache(self, events, allow_rejected, update_metrics=True): - """Fetch events from the caches - - Args: - events (list(str)): list of event_ids to fetch - allow_rejected (bool): Whether to teturn events that were rejected - update_metrics (bool): Whether to update the cache hit ratio metrics - - Returns: - dict of event_id -> _EventCacheEntry for each event_id in cache. If - allow_rejected is `False` then there will still be an entry but it - will be `None` - """ - event_map = {} - - for event_id in events: - ret = self._get_event_cache.get( - (event_id,), None, - update_metrics=update_metrics, - ) - if not ret: - continue - - if allow_rejected or not ret.event.rejected_reason: - event_map[event_id] = ret - else: - event_map[event_id] = None - - return event_map - - def _do_fetch(self, conn): - """Takes a database connection and waits for requests for events from - the _event_fetch_list queue. - """ - event_list = [] - i = 0 - while True: - try: - with self._event_fetch_lock: - event_list = self._event_fetch_list - self._event_fetch_list = [] - - if not event_list: - single_threaded = self.database_engine.single_threaded - if single_threaded or i > EVENT_QUEUE_ITERATIONS: - self._event_fetch_ongoing -= 1 - return - else: - self._event_fetch_lock.wait(EVENT_QUEUE_TIMEOUT_S) - i += 1 - continue - i = 0 - - event_id_lists = zip(*event_list)[0] - event_ids = [ - item for sublist in event_id_lists for item in sublist - ] - - rows = self._new_transaction( - conn, "do_fetch", [], [], None, self._fetch_event_rows, event_ids - ) - - row_dict = { - r["event_id"]: r - for r in rows - } - - # We only want to resolve deferreds from the main thread - def fire(lst, res): - for ids, d in lst: - if not d.called: - try: - with PreserveLoggingContext(): - d.callback([ - res[i] - for i in ids - if i in res - ]) - except Exception: - logger.exception("Failed to callback") - with PreserveLoggingContext(): - reactor.callFromThread(fire, event_list, row_dict) - except Exception as e: - logger.exception("do_fetch") - - # We only want to resolve deferreds from the main thread - def fire(evs): - for _, d in evs: - if not d.called: - with PreserveLoggingContext(): - d.errback(e) - - if event_list: - with PreserveLoggingContext(): - reactor.callFromThread(fire, event_list) - - @defer.inlineCallbacks - def _enqueue_events(self, events, check_redacted=True, allow_rejected=False): - """Fetches events from the database using the _event_fetch_list. This - allows batch and bulk fetching of events - it allows us to fetch events - without having to create a new transaction for each request for events. - """ - if not events: - defer.returnValue({}) - - events_d = defer.Deferred() - with self._event_fetch_lock: - self._event_fetch_list.append( - (events, events_d) - ) - - self._event_fetch_lock.notify() - - if self._event_fetch_ongoing < EVENT_QUEUE_THREADS: - self._event_fetch_ongoing += 1 - should_start = True - else: - should_start = False - - if should_start: - with PreserveLoggingContext(): - self.runWithConnection( - self._do_fetch - ) - - logger.debug("Loading %d events", len(events)) - with PreserveLoggingContext(): - rows = yield events_d - logger.debug("Loaded %d events (%d rows)", len(events), len(rows)) - - if not allow_rejected: - rows[:] = [r for r in rows if not r["rejects"]] - - res = yield make_deferred_yieldable(defer.gatherResults( - [ - preserve_fn(self._get_event_from_row)( - row["internal_metadata"], row["json"], row["redacts"], - rejected_reason=row["rejects"], - ) - for row in rows - ], - consumeErrors=True - )) - - defer.returnValue({ - e.event.event_id: e - for e in res if e - }) - - def _fetch_event_rows(self, txn, events): - rows = [] - N = 200 - for i in range(1 + len(events) / N): - evs = events[i * N:(i + 1) * N] - if not evs: - break - - sql = ( - "SELECT " - " e.event_id as event_id, " - " e.internal_metadata," - " e.json," - " r.redacts as redacts," - " rej.event_id as rejects " - " FROM event_json as e" - " LEFT JOIN rejections as rej USING (event_id)" - " LEFT JOIN redactions as r ON e.event_id = r.redacts" - " WHERE e.event_id IN (%s)" - ) % (",".join(["?"] * len(evs)),) - - txn.execute(sql, evs) - rows.extend(self.cursor_to_dict(txn)) - - return rows - - @defer.inlineCallbacks - def _get_event_from_row(self, internal_metadata, js, redacted, - rejected_reason=None): - with Measure(self._clock, "_get_event_from_row"): - d = json.loads(js) - internal_metadata = json.loads(internal_metadata) - - if rejected_reason: - rejected_reason = yield self._simple_select_one_onecol( - table="rejections", - keyvalues={"event_id": rejected_reason}, - retcol="reason", - desc="_get_event_from_row_rejected_reason", - ) - - original_ev = FrozenEvent( - d, - internal_metadata_dict=internal_metadata, - rejected_reason=rejected_reason, - ) - - redacted_event = None - if redacted: - redacted_event = prune_event(original_ev) - - redaction_id = yield self._simple_select_one_onecol( - table="redactions", - keyvalues={"redacts": redacted_event.event_id}, - retcol="event_id", - desc="_get_event_from_row_redactions", - ) - - redacted_event.unsigned["redacted_by"] = redaction_id - # Get the redaction event. - - because = yield self.get_event( - redaction_id, - check_redacted=False, - allow_none=True, - ) - - if because: - # It's fine to do add the event directly, since get_pdu_json - # will serialise this field correctly - redacted_event.unsigned["redacted_because"] = because - - cache_entry = _EventCacheEntry( - event=original_ev, - redacted_event=redacted_event, - ) - - self._get_event_cache.prefill((original_ev.event_id,), cache_entry) - - defer.returnValue(cache_entry) - - @defer.inlineCallbacks def count_daily_messages(self): """ Returns an estimate of the number of messages sent in the last day. @@ -2375,7 +2063,7 @@ class EventsStore(SQLBaseStore): to_2, so_2 = yield self._get_event_ordering(event_id2) defer.returnValue((to_1, so_1) > (to_2, so_2)) - @defer.inlineCallbacks + @cachedInlineCallbacks(max_entries=5000) def _get_event_ordering(self, event_id): res = yield self._simple_select_one( table="events", diff --git a/synapse/storage/events_worker.py b/synapse/storage/events_worker.py new file mode 100644 index 0000000000..2e23dd78ba --- /dev/null +++ b/synapse/storage/events_worker.py @@ -0,0 +1,395 @@ +# -*- coding: utf-8 -*- +# 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. +# 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 ._base import SQLBaseStore + +from twisted.internet import defer, reactor + +from synapse.events import FrozenEvent +from synapse.events.utils import prune_event + +from synapse.util.logcontext import ( + preserve_fn, PreserveLoggingContext, make_deferred_yieldable +) +from synapse.util.metrics import Measure +from synapse.api.errors import SynapseError + +from collections import namedtuple + +import logging +import simplejson as json + +# these are only included to make the type annotations work +from synapse.events import EventBase # noqa: F401 +from synapse.events.snapshot import EventContext # noqa: F401 + +logger = logging.getLogger(__name__) + + +# These values are used in the `enqueus_event` and `_do_fetch` methods to +# control how we batch/bulk fetch events from the database. +# The values are plucked out of thing air to make initial sync run faster +# on jki.re +# TODO: Make these configurable. +EVENT_QUEUE_THREADS = 3 # Max number of threads that will fetch events +EVENT_QUEUE_ITERATIONS = 3 # No. times we block waiting for requests for events +EVENT_QUEUE_TIMEOUT_S = 0.1 # Timeout when waiting for requests for events + + +_EventCacheEntry = namedtuple("_EventCacheEntry", ("event", "redacted_event")) + + +class EventsWorkerStore(SQLBaseStore): + + @defer.inlineCallbacks + def get_event(self, event_id, check_redacted=True, + get_prev_content=False, allow_rejected=False, + allow_none=False): + """Get an event from the database by event_id. + + Args: + event_id (str): The event_id of the event to fetch + check_redacted (bool): If True, check if event has been redacted + and redact it. + get_prev_content (bool): If True and event is a state event, + include the previous states content in the unsigned field. + allow_rejected (bool): If True return rejected events. + allow_none (bool): If True, return None if no event found, if + False throw an exception. + + Returns: + Deferred : A FrozenEvent. + """ + events = yield self._get_events( + [event_id], + check_redacted=check_redacted, + get_prev_content=get_prev_content, + allow_rejected=allow_rejected, + ) + + if not events and not allow_none: + raise SynapseError(404, "Could not find event %s" % (event_id,)) + + defer.returnValue(events[0] if events else None) + + @defer.inlineCallbacks + def get_events(self, event_ids, check_redacted=True, + get_prev_content=False, allow_rejected=False): + """Get events from the database + + Args: + event_ids (list): The event_ids of the events to fetch + check_redacted (bool): If True, check if event has been redacted + and redact it. + get_prev_content (bool): If True and event is a state event, + include the previous states content in the unsigned field. + allow_rejected (bool): If True return rejected events. + + Returns: + Deferred : Dict from event_id to event. + """ + events = yield self._get_events( + event_ids, + check_redacted=check_redacted, + get_prev_content=get_prev_content, + allow_rejected=allow_rejected, + ) + + defer.returnValue({e.event_id: e for e in events}) + + @defer.inlineCallbacks + def _get_events(self, event_ids, check_redacted=True, + get_prev_content=False, allow_rejected=False): + if not event_ids: + defer.returnValue([]) + + event_id_list = event_ids + event_ids = set(event_ids) + + event_entry_map = self._get_events_from_cache( + event_ids, + allow_rejected=allow_rejected, + ) + + missing_events_ids = [e for e in event_ids if e not in event_entry_map] + + if missing_events_ids: + missing_events = yield self._enqueue_events( + missing_events_ids, + check_redacted=check_redacted, + allow_rejected=allow_rejected, + ) + + event_entry_map.update(missing_events) + + events = [] + for event_id in event_id_list: + entry = event_entry_map.get(event_id, None) + if not entry: + continue + + if allow_rejected or not entry.event.rejected_reason: + if check_redacted and entry.redacted_event: + event = entry.redacted_event + else: + event = entry.event + + events.append(event) + + if get_prev_content: + if "replaces_state" in event.unsigned: + prev = yield self.get_event( + event.unsigned["replaces_state"], + get_prev_content=False, + allow_none=True, + ) + if prev: + event.unsigned = dict(event.unsigned) + event.unsigned["prev_content"] = prev.content + event.unsigned["prev_sender"] = prev.sender + + defer.returnValue(events) + + def _invalidate_get_event_cache(self, event_id): + self._get_event_cache.invalidate((event_id,)) + + def _get_events_from_cache(self, events, allow_rejected, update_metrics=True): + """Fetch events from the caches + + Args: + events (list(str)): list of event_ids to fetch + allow_rejected (bool): Whether to teturn events that were rejected + update_metrics (bool): Whether to update the cache hit ratio metrics + + Returns: + dict of event_id -> _EventCacheEntry for each event_id in cache. If + allow_rejected is `False` then there will still be an entry but it + will be `None` + """ + event_map = {} + + for event_id in events: + ret = self._get_event_cache.get( + (event_id,), None, + update_metrics=update_metrics, + ) + if not ret: + continue + + if allow_rejected or not ret.event.rejected_reason: + event_map[event_id] = ret + else: + event_map[event_id] = None + + return event_map + + def _do_fetch(self, conn): + """Takes a database connection and waits for requests for events from + the _event_fetch_list queue. + """ + event_list = [] + i = 0 + while True: + try: + with self._event_fetch_lock: + event_list = self._event_fetch_list + self._event_fetch_list = [] + + if not event_list: + single_threaded = self.database_engine.single_threaded + if single_threaded or i > EVENT_QUEUE_ITERATIONS: + self._event_fetch_ongoing -= 1 + return + else: + self._event_fetch_lock.wait(EVENT_QUEUE_TIMEOUT_S) + i += 1 + continue + i = 0 + + event_id_lists = zip(*event_list)[0] + event_ids = [ + item for sublist in event_id_lists for item in sublist + ] + + rows = self._new_transaction( + conn, "do_fetch", [], [], None, self._fetch_event_rows, event_ids + ) + + row_dict = { + r["event_id"]: r + for r in rows + } + + # We only want to resolve deferreds from the main thread + def fire(lst, res): + for ids, d in lst: + if not d.called: + try: + with PreserveLoggingContext(): + d.callback([ + res[i] + for i in ids + if i in res + ]) + except Exception: + logger.exception("Failed to callback") + with PreserveLoggingContext(): + reactor.callFromThread(fire, event_list, row_dict) + except Exception as e: + logger.exception("do_fetch") + + # We only want to resolve deferreds from the main thread + def fire(evs): + for _, d in evs: + if not d.called: + with PreserveLoggingContext(): + d.errback(e) + + if event_list: + with PreserveLoggingContext(): + reactor.callFromThread(fire, event_list) + + @defer.inlineCallbacks + def _enqueue_events(self, events, check_redacted=True, allow_rejected=False): + """Fetches events from the database using the _event_fetch_list. This + allows batch and bulk fetching of events - it allows us to fetch events + without having to create a new transaction for each request for events. + """ + if not events: + defer.returnValue({}) + + events_d = defer.Deferred() + with self._event_fetch_lock: + self._event_fetch_list.append( + (events, events_d) + ) + + self._event_fetch_lock.notify() + + if self._event_fetch_ongoing < EVENT_QUEUE_THREADS: + self._event_fetch_ongoing += 1 + should_start = True + else: + should_start = False + + if should_start: + with PreserveLoggingContext(): + self.runWithConnection( + self._do_fetch + ) + + logger.debug("Loading %d events", len(events)) + with PreserveLoggingContext(): + rows = yield events_d + logger.debug("Loaded %d events (%d rows)", len(events), len(rows)) + + if not allow_rejected: + rows[:] = [r for r in rows if not r["rejects"]] + + res = yield make_deferred_yieldable(defer.gatherResults( + [ + preserve_fn(self._get_event_from_row)( + row["internal_metadata"], row["json"], row["redacts"], + rejected_reason=row["rejects"], + ) + for row in rows + ], + consumeErrors=True + )) + + defer.returnValue({ + e.event.event_id: e + for e in res if e + }) + + def _fetch_event_rows(self, txn, events): + rows = [] + N = 200 + for i in range(1 + len(events) / N): + evs = events[i * N:(i + 1) * N] + if not evs: + break + + sql = ( + "SELECT " + " e.event_id as event_id, " + " e.internal_metadata," + " e.json," + " r.redacts as redacts," + " rej.event_id as rejects " + " FROM event_json as e" + " LEFT JOIN rejections as rej USING (event_id)" + " LEFT JOIN redactions as r ON e.event_id = r.redacts" + " WHERE e.event_id IN (%s)" + ) % (",".join(["?"] * len(evs)),) + + txn.execute(sql, evs) + rows.extend(self.cursor_to_dict(txn)) + + return rows + + @defer.inlineCallbacks + def _get_event_from_row(self, internal_metadata, js, redacted, + rejected_reason=None): + with Measure(self._clock, "_get_event_from_row"): + d = json.loads(js) + internal_metadata = json.loads(internal_metadata) + + if rejected_reason: + rejected_reason = yield self._simple_select_one_onecol( + table="rejections", + keyvalues={"event_id": rejected_reason}, + retcol="reason", + desc="_get_event_from_row_rejected_reason", + ) + + original_ev = FrozenEvent( + d, + internal_metadata_dict=internal_metadata, + rejected_reason=rejected_reason, + ) + + redacted_event = None + if redacted: + redacted_event = prune_event(original_ev) + + redaction_id = yield self._simple_select_one_onecol( + table="redactions", + keyvalues={"redacts": redacted_event.event_id}, + retcol="event_id", + desc="_get_event_from_row_redactions", + ) + + redacted_event.unsigned["redacted_by"] = redaction_id + # Get the redaction event. + + because = yield self.get_event( + redaction_id, + check_redacted=False, + allow_none=True, + ) + + if because: + # It's fine to do add the event directly, since get_pdu_json + # will serialise this field correctly + redacted_event.unsigned["redacted_because"] = because + + cache_entry = _EventCacheEntry( + event=original_ev, + redacted_event=redacted_event, + ) + + self._get_event_cache.prefill((original_ev.event_id,), cache_entry) + + defer.returnValue(cache_entry) diff --git a/synapse/storage/group_server.py b/synapse/storage/group_server.py index 8fde1aab8e..d03858234b 100644 --- a/synapse/storage/group_server.py +++ b/synapse/storage/group_server.py @@ -19,7 +19,7 @@ from synapse.api.errors import SynapseError from ._base import SQLBaseStore -import ujson as json +import simplejson as json # The category ID for the "default" category. We don't store as null in the diff --git a/synapse/storage/profile.py b/synapse/storage/profile.py index ec02e73bc2..8612bd5ecc 100644 --- a/synapse/storage/profile.py +++ b/synapse/storage/profile.py @@ -21,14 +21,7 @@ from synapse.api.errors import StoreError from ._base import SQLBaseStore -class ProfileStore(SQLBaseStore): - def create_profile(self, user_localpart): - return self._simple_insert( - table="profiles", - values={"user_id": user_localpart}, - desc="create_profile", - ) - +class ProfileWorkerStore(SQLBaseStore): @defer.inlineCallbacks def get_profileinfo(self, user_localpart): try: @@ -61,14 +54,6 @@ class ProfileStore(SQLBaseStore): desc="get_profile_displayname", ) - def set_profile_displayname(self, user_localpart, new_displayname): - return self._simple_update_one( - table="profiles", - keyvalues={"user_id": user_localpart}, - updatevalues={"displayname": new_displayname}, - desc="set_profile_displayname", - ) - def get_profile_avatar_url(self, user_localpart): return self._simple_select_one_onecol( table="profiles", @@ -77,14 +62,6 @@ class ProfileStore(SQLBaseStore): desc="get_profile_avatar_url", ) - def set_profile_avatar_url(self, user_localpart, new_avatar_url): - return self._simple_update_one( - table="profiles", - keyvalues={"user_id": user_localpart}, - updatevalues={"avatar_url": new_avatar_url}, - desc="set_profile_avatar_url", - ) - def get_from_remote_profile_cache(self, user_id): return self._simple_select_one( table="remote_profile_cache", @@ -94,6 +71,31 @@ class ProfileStore(SQLBaseStore): desc="get_from_remote_profile_cache", ) + +class ProfileStore(ProfileWorkerStore): + def create_profile(self, user_localpart): + return self._simple_insert( + table="profiles", + values={"user_id": user_localpart}, + desc="create_profile", + ) + + def set_profile_displayname(self, user_localpart, new_displayname): + return self._simple_update_one( + table="profiles", + keyvalues={"user_id": user_localpart}, + updatevalues={"displayname": new_displayname}, + desc="set_profile_displayname", + ) + + def set_profile_avatar_url(self, user_localpart, new_avatar_url): + return self._simple_update_one( + table="profiles", + keyvalues={"user_id": user_localpart}, + updatevalues={"avatar_url": new_avatar_url}, + desc="set_profile_avatar_url", + ) + def add_remote_profile_cache(self, user_id, displayname, avatar_url): """Ensure we are caching the remote user's profiles. diff --git a/synapse/storage/push_rule.py b/synapse/storage/push_rule.py index 8758b1c0c7..04a0b59a39 100644 --- a/synapse/storage/push_rule.py +++ b/synapse/storage/push_rule.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -14,11 +15,17 @@ # limitations under the License. from ._base import SQLBaseStore +from synapse.storage.appservice import ApplicationServiceWorkerStore +from synapse.storage.pusher import PusherWorkerStore +from synapse.storage.receipts import ReceiptsWorkerStore +from synapse.storage.roommember import RoomMemberWorkerStore from synapse.util.caches.descriptors import cachedInlineCallbacks, cachedList +from synapse.util.caches.stream_change_cache import StreamChangeCache from synapse.push.baserules import list_with_base_rules from synapse.api.constants import EventTypes from twisted.internet import defer +import abc import logging import simplejson as json @@ -48,7 +55,43 @@ def _load_rules(rawrules, enabled_map): return rules -class PushRuleStore(SQLBaseStore): +class PushRulesWorkerStore(ApplicationServiceWorkerStore, + ReceiptsWorkerStore, + PusherWorkerStore, + RoomMemberWorkerStore, + SQLBaseStore): + """This is an abstract base class where subclasses must implement + `get_max_push_rules_stream_id` which can be called in the initializer. + """ + + # This ABCMeta metaclass ensures that we cannot be instantiated without + # the abstract methods being implemented. + __metaclass__ = abc.ABCMeta + + def __init__(self, db_conn, hs): + super(PushRulesWorkerStore, self).__init__(db_conn, hs) + + push_rules_prefill, push_rules_id = self._get_cache_dict( + db_conn, "push_rules_stream", + entity_column="user_id", + stream_column="stream_id", + max_value=self.get_max_push_rules_stream_id(), + ) + + self.push_rules_stream_cache = StreamChangeCache( + "PushRulesStreamChangeCache", push_rules_id, + prefilled_cache=push_rules_prefill, + ) + + @abc.abstractmethod + def get_max_push_rules_stream_id(self): + """Get the position of the push rules stream. + + Returns: + int + """ + raise NotImplementedError() + @cachedInlineCallbacks(max_entries=5000) def get_push_rules_for_user(self, user_id): rows = yield self._simple_select_list( @@ -89,6 +132,22 @@ class PushRuleStore(SQLBaseStore): r['rule_id']: False if r['enabled'] == 0 else True for r in results }) + def have_push_rules_changed_for_user(self, user_id, last_id): + if not self.push_rules_stream_cache.has_entity_changed(user_id, last_id): + return defer.succeed(False) + else: + def have_push_rules_changed_txn(txn): + sql = ( + "SELECT COUNT(stream_id) FROM push_rules_stream" + " WHERE user_id = ? AND ? < stream_id" + ) + txn.execute(sql, (user_id, last_id)) + count, = txn.fetchone() + return bool(count) + return self.runInteraction( + "have_push_rules_changed", have_push_rules_changed_txn + ) + @cachedList(cached_method_name="get_push_rules_for_user", list_name="user_ids", num_args=1, inlineCallbacks=True) def bulk_get_push_rules(self, user_ids): @@ -228,6 +287,8 @@ class PushRuleStore(SQLBaseStore): results.setdefault(row['user_name'], {})[row['rule_id']] = enabled defer.returnValue(results) + +class PushRuleStore(PushRulesWorkerStore): @defer.inlineCallbacks def add_push_rule( self, user_id, rule_id, priority_class, conditions, actions, @@ -526,21 +587,8 @@ class PushRuleStore(SQLBaseStore): room stream ordering it corresponds to.""" return self._push_rules_stream_id_gen.get_current_token() - def have_push_rules_changed_for_user(self, user_id, last_id): - if not self.push_rules_stream_cache.has_entity_changed(user_id, last_id): - return defer.succeed(False) - else: - def have_push_rules_changed_txn(txn): - sql = ( - "SELECT COUNT(stream_id) FROM push_rules_stream" - " WHERE user_id = ? AND ? < stream_id" - ) - txn.execute(sql, (user_id, last_id)) - count, = txn.fetchone() - return bool(count) - return self.runInteraction( - "have_push_rules_changed", have_push_rules_changed_txn - ) + def get_max_push_rules_stream_id(self): + return self.get_push_rules_stream_token()[0] class RuleNotFoundException(Exception): diff --git a/synapse/storage/pusher.py b/synapse/storage/pusher.py index 3d8b4d5d5b..307660b99a 100644 --- a/synapse/storage/pusher.py +++ b/synapse/storage/pusher.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -27,7 +28,7 @@ import types logger = logging.getLogger(__name__) -class PusherStore(SQLBaseStore): +class PusherWorkerStore(SQLBaseStore): def _decode_pushers_rows(self, rows): for r in rows: dataJson = r['data'] @@ -102,9 +103,6 @@ class PusherStore(SQLBaseStore): rows = yield self.runInteraction("get_all_pushers", get_pushers) defer.returnValue(rows) - def get_pushers_stream_token(self): - return self._pushers_id_gen.get_current_token() - def get_all_updated_pushers(self, last_id, current_id, limit): if last_id == current_id: return defer.succeed(([], [])) @@ -198,6 +196,11 @@ class PusherStore(SQLBaseStore): defer.returnValue(result) + +class PusherStore(PusherWorkerStore): + def get_pushers_stream_token(self): + return self._pushers_id_gen.get_current_token() + @defer.inlineCallbacks def add_pusher(self, user_id, access_token, kind, app_id, app_display_name, device_display_name, @@ -230,14 +233,18 @@ class PusherStore(SQLBaseStore): ) if newly_inserted: - # get_if_user_has_pusher only cares if the user has - # at least *one* pusher. - self.get_if_user_has_pusher.invalidate(user_id,) + self.runInteraction( + "add_pusher", + self._invalidate_cache_and_stream, + self.get_if_user_has_pusher, (user_id,) + ) @defer.inlineCallbacks def delete_pusher_by_app_id_pushkey_user_id(self, app_id, pushkey, user_id): def delete_pusher_txn(txn, stream_id): - txn.call_after(self.get_if_user_has_pusher.invalidate, (user_id,)) + self._invalidate_cache_and_stream( + txn, self.get_if_user_has_pusher, (user_id,) + ) self._simple_delete_one_txn( txn, diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py index 12b3cc7f5f..63997ed449 100644 --- a/synapse/storage/receipts.py +++ b/synapse/storage/receipts.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -14,51 +15,50 @@ # limitations under the License. from ._base import SQLBaseStore +from .util.id_generators import StreamIdGenerator from synapse.util.caches.descriptors import cachedInlineCallbacks, cachedList, cached from synapse.util.caches.stream_change_cache import StreamChangeCache from twisted.internet import defer +import abc import logging -import ujson as json +import simplejson as json logger = logging.getLogger(__name__) -class ReceiptsStore(SQLBaseStore): +class ReceiptsWorkerStore(SQLBaseStore): + """This is an abstract base class where subclasses must implement + `get_max_receipt_stream_id` which can be called in the initializer. + """ + + # This ABCMeta metaclass ensures that we cannot be instantiated without + # the abstract methods being implemented. + __metaclass__ = abc.ABCMeta + def __init__(self, db_conn, hs): - super(ReceiptsStore, self).__init__(db_conn, hs) + super(ReceiptsWorkerStore, self).__init__(db_conn, hs) self._receipts_stream_cache = StreamChangeCache( - "ReceiptsRoomChangeCache", self._receipts_id_gen.get_current_token() + "ReceiptsRoomChangeCache", self.get_max_receipt_stream_id() ) + @abc.abstractmethod + def get_max_receipt_stream_id(self): + """Get the current max stream ID for receipts stream + + Returns: + int + """ + raise NotImplementedError() + @cachedInlineCallbacks() def get_users_with_read_receipts_in_room(self, room_id): receipts = yield self.get_receipts_for_room(room_id, "m.read") defer.returnValue(set(r['user_id'] for r in receipts)) - def _invalidate_get_users_with_receipts_in_room(self, room_id, receipt_type, - user_id): - if receipt_type != "m.read": - return - - # Returns an ObservableDeferred - res = self.get_users_with_read_receipts_in_room.cache.get( - room_id, None, update_metrics=False, - ) - - if res: - if isinstance(res, defer.Deferred) and res.called: - res = res.result - if user_id in res: - # We'd only be adding to the set, so no point invalidating if the - # user is already there - return - - self.get_users_with_read_receipts_in_room.invalidate((room_id,)) - @cached(num_args=2) def get_receipts_for_room(self, room_id, receipt_type): return self._simple_select_list( @@ -270,6 +270,59 @@ class ReceiptsStore(SQLBaseStore): } defer.returnValue(results) + def get_all_updated_receipts(self, last_id, current_id, limit=None): + if last_id == current_id: + return defer.succeed([]) + + def get_all_updated_receipts_txn(txn): + sql = ( + "SELECT stream_id, room_id, receipt_type, user_id, event_id, data" + " FROM receipts_linearized" + " WHERE ? < stream_id AND stream_id <= ?" + " ORDER BY stream_id ASC" + ) + args = [last_id, current_id] + if limit is not None: + sql += " LIMIT ?" + args.append(limit) + txn.execute(sql, args) + + return txn.fetchall() + return self.runInteraction( + "get_all_updated_receipts", get_all_updated_receipts_txn + ) + + def _invalidate_get_users_with_receipts_in_room(self, room_id, receipt_type, + user_id): + if receipt_type != "m.read": + return + + # Returns an ObservableDeferred + res = self.get_users_with_read_receipts_in_room.cache.get( + room_id, None, update_metrics=False, + ) + + if res: + if isinstance(res, defer.Deferred) and res.called: + res = res.result + if user_id in res: + # We'd only be adding to the set, so no point invalidating if the + # user is already there + return + + self.get_users_with_read_receipts_in_room.invalidate((room_id,)) + + +class ReceiptsStore(ReceiptsWorkerStore): + def __init__(self, db_conn, hs): + # We instantiate this first as the ReceiptsWorkerStore constructor + # needs to be able to call get_max_receipt_stream_id + self._receipts_id_gen = StreamIdGenerator( + db_conn, "receipts_linearized", "stream_id" + ) + + super(ReceiptsStore, self).__init__(db_conn, hs) + def get_max_receipt_stream_id(self): return self._receipts_id_gen.get_current_token() @@ -457,25 +510,3 @@ class ReceiptsStore(SQLBaseStore): "data": json.dumps(data), } ) - - def get_all_updated_receipts(self, last_id, current_id, limit=None): - if last_id == current_id: - return defer.succeed([]) - - def get_all_updated_receipts_txn(txn): - sql = ( - "SELECT stream_id, room_id, receipt_type, user_id, event_id, data" - " FROM receipts_linearized" - " WHERE ? < stream_id AND stream_id <= ?" - " ORDER BY stream_id ASC" - ) - args = [last_id, current_id] - if limit is not None: - sql += " LIMIT ?" - args.append(limit) - txn.execute(sql, args) - - return txn.fetchall() - return self.runInteraction( - "get_all_updated_receipts", get_all_updated_receipts_txn - ) diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py index 95f75d6df1..6b557ca0cf 100644 --- a/synapse/storage/registration.py +++ b/synapse/storage/registration.py @@ -19,10 +19,70 @@ from twisted.internet import defer from synapse.api.errors import StoreError, Codes from synapse.storage import background_updates +from synapse.storage._base import SQLBaseStore from synapse.util.caches.descriptors import cached, cachedInlineCallbacks -class RegistrationStore(background_updates.BackgroundUpdateStore): +class RegistrationWorkerStore(SQLBaseStore): + @cached() + def get_user_by_id(self, user_id): + return self._simple_select_one( + table="users", + keyvalues={ + "name": user_id, + }, + retcols=["name", "password_hash", "is_guest"], + allow_none=True, + desc="get_user_by_id", + ) + + @cached() + def get_user_by_access_token(self, token): + """Get a user from the given access token. + + Args: + token (str): The access token of a user. + Returns: + defer.Deferred: None, if the token did not match, otherwise dict + including the keys `name`, `is_guest`, `device_id`, `token_id`. + """ + return self.runInteraction( + "get_user_by_access_token", + self._query_for_auth, + token + ) + + @defer.inlineCallbacks + def is_server_admin(self, user): + res = yield self._simple_select_one_onecol( + table="users", + keyvalues={"name": user.to_string()}, + retcol="admin", + allow_none=True, + desc="is_server_admin", + ) + + defer.returnValue(res if res else False) + + def _query_for_auth(self, txn, token): + sql = ( + "SELECT users.name, users.is_guest, access_tokens.id as token_id," + " access_tokens.device_id" + " FROM users" + " INNER JOIN access_tokens on users.name = access_tokens.user_id" + " WHERE token = ?" + ) + + txn.execute(sql, (token,)) + rows = self.cursor_to_dict(txn) + if rows: + return rows[0] + + return None + + +class RegistrationStore(RegistrationWorkerStore, + background_updates.BackgroundUpdateStore): def __init__(self, db_conn, hs): super(RegistrationStore, self).__init__(db_conn, hs) @@ -187,18 +247,6 @@ class RegistrationStore(background_updates.BackgroundUpdateStore): ) txn.call_after(self.is_guest.invalidate, (user_id,)) - @cached() - def get_user_by_id(self, user_id): - return self._simple_select_one( - table="users", - keyvalues={ - "name": user_id, - }, - retcols=["name", "password_hash", "is_guest"], - allow_none=True, - desc="get_user_by_id", - ) - def get_users_by_id_case_insensitive(self, user_id): """Gets users that match user_id case insensitively. Returns a mapping of user_id -> password_hash. @@ -304,34 +352,6 @@ class RegistrationStore(background_updates.BackgroundUpdateStore): return self.runInteraction("delete_access_token", f) - @cached() - def get_user_by_access_token(self, token): - """Get a user from the given access token. - - Args: - token (str): The access token of a user. - Returns: - defer.Deferred: None, if the token did not match, otherwise dict - including the keys `name`, `is_guest`, `device_id`, `token_id`. - """ - return self.runInteraction( - "get_user_by_access_token", - self._query_for_auth, - token - ) - - @defer.inlineCallbacks - def is_server_admin(self, user): - res = yield self._simple_select_one_onecol( - table="users", - keyvalues={"name": user.to_string()}, - retcol="admin", - allow_none=True, - desc="is_server_admin", - ) - - defer.returnValue(res if res else False) - @cachedInlineCallbacks() def is_guest(self, user_id): res = yield self._simple_select_one_onecol( @@ -344,22 +364,6 @@ class RegistrationStore(background_updates.BackgroundUpdateStore): defer.returnValue(res if res else False) - def _query_for_auth(self, txn, token): - sql = ( - "SELECT users.name, users.is_guest, access_tokens.id as token_id," - " access_tokens.device_id" - " FROM users" - " INNER JOIN access_tokens on users.name = access_tokens.user_id" - " WHERE token = ?" - ) - - txn.execute(sql, (token,)) - rows = self.cursor_to_dict(txn) - if rows: - return rows[0] - - return None - @defer.inlineCallbacks def user_add_threepid(self, user_id, medium, address, validated_at, added_at): yield self._simple_upsert("user_threepids", { @@ -456,14 +460,12 @@ class RegistrationStore(background_updates.BackgroundUpdateStore): """ def _find_next_generated_user_id(txn): txn.execute("SELECT name FROM users") - rows = self.cursor_to_dict(txn) regex = re.compile("^@(\d+):") found = set() - for r in rows: - user_id = r["name"] + for user_id, in txn: match = regex.search(user_id) if match: found.add(int(match.group(1))) diff --git a/synapse/storage/room.py b/synapse/storage/room.py index fff6652e05..908551d6d9 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -16,12 +16,13 @@ from twisted.internet import defer from synapse.api.errors import StoreError +from synapse.storage._base import SQLBaseStore from synapse.storage.search import SearchStore from synapse.util.caches.descriptors import cached, cachedInlineCallbacks import collections import logging -import ujson as json +import simplejson as json import re logger = logging.getLogger(__name__) @@ -38,7 +39,138 @@ RatelimitOverride = collections.namedtuple( ) -class RoomStore(SearchStore): +class RoomWorkerStore(SQLBaseStore): + def get_public_room_ids(self): + return self._simple_select_onecol( + table="rooms", + keyvalues={ + "is_public": True, + }, + retcol="room_id", + desc="get_public_room_ids", + ) + + @cached(num_args=2, max_entries=100) + def get_public_room_ids_at_stream_id(self, stream_id, network_tuple): + """Get pulbic rooms for a particular list, or across all lists. + + Args: + stream_id (int) + network_tuple (ThirdPartyInstanceID): The list to use (None, None) + means the main list, None means all lsits. + """ + return self.runInteraction( + "get_public_room_ids_at_stream_id", + self.get_public_room_ids_at_stream_id_txn, + stream_id, network_tuple=network_tuple + ) + + def get_public_room_ids_at_stream_id_txn(self, txn, stream_id, + network_tuple): + return { + rm + for rm, vis in self.get_published_at_stream_id_txn( + txn, stream_id, network_tuple=network_tuple + ).items() + if vis + } + + def get_published_at_stream_id_txn(self, txn, stream_id, network_tuple): + if network_tuple: + # We want to get from a particular list. No aggregation required. + + sql = (""" + SELECT room_id, visibility FROM public_room_list_stream + INNER JOIN ( + SELECT room_id, max(stream_id) AS stream_id + FROM public_room_list_stream + WHERE stream_id <= ? %s + GROUP BY room_id + ) grouped USING (room_id, stream_id) + """) + + if network_tuple.appservice_id is not None: + txn.execute( + sql % ("AND appservice_id = ? AND network_id = ?",), + (stream_id, network_tuple.appservice_id, network_tuple.network_id,) + ) + else: + txn.execute( + sql % ("AND appservice_id IS NULL",), + (stream_id,) + ) + return dict(txn) + else: + # We want to get from all lists, so we need to aggregate the results + + logger.info("Executing full list") + + sql = (""" + SELECT room_id, visibility + FROM public_room_list_stream + INNER JOIN ( + SELECT + room_id, max(stream_id) AS stream_id, appservice_id, + network_id + FROM public_room_list_stream + WHERE stream_id <= ? + GROUP BY room_id, appservice_id, network_id + ) grouped USING (room_id, stream_id) + """) + + txn.execute( + sql, + (stream_id,) + ) + + results = {} + # A room is visible if its visible on any list. + for room_id, visibility in txn: + results[room_id] = bool(visibility) or results.get(room_id, False) + + return results + + def get_public_room_changes(self, prev_stream_id, new_stream_id, + network_tuple): + def get_public_room_changes_txn(txn): + then_rooms = self.get_public_room_ids_at_stream_id_txn( + txn, prev_stream_id, network_tuple + ) + + now_rooms_dict = self.get_published_at_stream_id_txn( + txn, new_stream_id, network_tuple + ) + + now_rooms_visible = set( + rm for rm, vis in now_rooms_dict.items() if vis + ) + now_rooms_not_visible = set( + rm for rm, vis in now_rooms_dict.items() if not vis + ) + + newly_visible = now_rooms_visible - then_rooms + newly_unpublished = now_rooms_not_visible & then_rooms + + return newly_visible, newly_unpublished + + return self.runInteraction( + "get_public_room_changes", get_public_room_changes_txn + ) + + @cached(max_entries=10000) + def is_room_blocked(self, room_id): + return self._simple_select_one_onecol( + table="blocked_rooms", + keyvalues={ + "room_id": room_id, + }, + retcol="1", + allow_none=True, + desc="is_room_blocked", + ) + + +class RoomStore(RoomWorkerStore, SearchStore): @defer.inlineCallbacks def store_room(self, room_id, room_creator_user_id, is_public): @@ -225,16 +357,6 @@ class RoomStore(SearchStore): ) self.hs.get_notifier().on_new_replication_data() - def get_public_room_ids(self): - return self._simple_select_onecol( - table="rooms", - keyvalues={ - "is_public": True, - }, - retcol="room_id", - desc="get_public_room_ids", - ) - def get_room_count(self): """Retrieve a list of all rooms """ @@ -326,113 +448,6 @@ class RoomStore(SearchStore): def get_current_public_room_stream_id(self): return self._public_room_id_gen.get_current_token() - @cached(num_args=2, max_entries=100) - def get_public_room_ids_at_stream_id(self, stream_id, network_tuple): - """Get pulbic rooms for a particular list, or across all lists. - - Args: - stream_id (int) - network_tuple (ThirdPartyInstanceID): The list to use (None, None) - means the main list, None means all lsits. - """ - return self.runInteraction( - "get_public_room_ids_at_stream_id", - self.get_public_room_ids_at_stream_id_txn, - stream_id, network_tuple=network_tuple - ) - - def get_public_room_ids_at_stream_id_txn(self, txn, stream_id, - network_tuple): - return { - rm - for rm, vis in self.get_published_at_stream_id_txn( - txn, stream_id, network_tuple=network_tuple - ).items() - if vis - } - - def get_published_at_stream_id_txn(self, txn, stream_id, network_tuple): - if network_tuple: - # We want to get from a particular list. No aggregation required. - - sql = (""" - SELECT room_id, visibility FROM public_room_list_stream - INNER JOIN ( - SELECT room_id, max(stream_id) AS stream_id - FROM public_room_list_stream - WHERE stream_id <= ? %s - GROUP BY room_id - ) grouped USING (room_id, stream_id) - """) - - if network_tuple.appservice_id is not None: - txn.execute( - sql % ("AND appservice_id = ? AND network_id = ?",), - (stream_id, network_tuple.appservice_id, network_tuple.network_id,) - ) - else: - txn.execute( - sql % ("AND appservice_id IS NULL",), - (stream_id,) - ) - return dict(txn) - else: - # We want to get from all lists, so we need to aggregate the results - - logger.info("Executing full list") - - sql = (""" - SELECT room_id, visibility - FROM public_room_list_stream - INNER JOIN ( - SELECT - room_id, max(stream_id) AS stream_id, appservice_id, - network_id - FROM public_room_list_stream - WHERE stream_id <= ? - GROUP BY room_id, appservice_id, network_id - ) grouped USING (room_id, stream_id) - """) - - txn.execute( - sql, - (stream_id,) - ) - - results = {} - # A room is visible if its visible on any list. - for room_id, visibility in txn: - results[room_id] = bool(visibility) or results.get(room_id, False) - - return results - - def get_public_room_changes(self, prev_stream_id, new_stream_id, - network_tuple): - def get_public_room_changes_txn(txn): - then_rooms = self.get_public_room_ids_at_stream_id_txn( - txn, prev_stream_id, network_tuple - ) - - now_rooms_dict = self.get_published_at_stream_id_txn( - txn, new_stream_id, network_tuple - ) - - now_rooms_visible = set( - rm for rm, vis in now_rooms_dict.items() if vis - ) - now_rooms_not_visible = set( - rm for rm, vis in now_rooms_dict.items() if not vis - ) - - newly_visible = now_rooms_visible - then_rooms - newly_unpublished = now_rooms_not_visible & then_rooms - - return newly_visible, newly_unpublished - - return self.runInteraction( - "get_public_room_changes", get_public_room_changes_txn - ) - def get_all_new_public_rooms(self, prev_id, current_id, limit): def get_all_new_public_rooms(txn): sql = (""" @@ -482,18 +497,6 @@ class RoomStore(SearchStore): else: defer.returnValue(None) - @cached(max_entries=10000) - def is_room_blocked(self, room_id): - return self._simple_select_one_onecol( - table="blocked_rooms", - keyvalues={ - "room_id": room_id, - }, - retcol="1", - allow_none=True, - desc="is_room_blocked", - ) - @defer.inlineCallbacks def block_room(self, room_id, user_id): yield self._simple_insert( @@ -504,7 +507,11 @@ class RoomStore(SearchStore): }, desc="block_room", ) - self.is_room_blocked.invalidate((room_id,)) + yield self.runInteraction( + "block_room_invalidation", + self._invalidate_cache_and_stream, + self.is_room_blocked, (room_id,), + ) def get_media_mxcs_in_room(self, room_id): """Retrieves all the local and remote media MXC URIs in a given room diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index 3e77fd3901..d662d1cfc0 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -17,7 +18,7 @@ from twisted.internet import defer from collections import namedtuple -from ._base import SQLBaseStore +from synapse.storage.events import EventsWorkerStore from synapse.util.async import Linearizer from synapse.util.caches import intern_string from synapse.util.caches.descriptors import cached, cachedInlineCallbacks @@ -27,7 +28,7 @@ from synapse.api.constants import Membership, EventTypes from synapse.types import get_domain_from_id import logging -import ujson as json +import simplejson as json logger = logging.getLogger(__name__) @@ -37,6 +38,11 @@ RoomsForUser = namedtuple( ("room_id", "sender", "membership", "event_id", "stream_ordering") ) +GetRoomsForUserWithStreamOrdering = namedtuple( + "_GetRoomsForUserWithStreamOrdering", + ("room_id", "stream_ordering",) +) + # We store this using a namedtuple so that we save about 3x space over using a # dict. @@ -48,97 +54,7 @@ ProfileInfo = namedtuple( _MEMBERSHIP_PROFILE_UPDATE_NAME = "room_membership_profile_update" -class RoomMemberStore(SQLBaseStore): - def __init__(self, db_conn, hs): - super(RoomMemberStore, self).__init__(db_conn, hs) - self.register_background_update_handler( - _MEMBERSHIP_PROFILE_UPDATE_NAME, self._background_add_membership_profile - ) - - def _store_room_members_txn(self, txn, events, backfilled): - """Store a room member in the database. - """ - self._simple_insert_many_txn( - txn, - table="room_memberships", - values=[ - { - "event_id": event.event_id, - "user_id": event.state_key, - "sender": event.user_id, - "room_id": event.room_id, - "membership": event.membership, - "display_name": event.content.get("displayname", None), - "avatar_url": event.content.get("avatar_url", None), - } - for event in events - ] - ) - - for event in events: - txn.call_after( - self._membership_stream_cache.entity_has_changed, - event.state_key, event.internal_metadata.stream_ordering - ) - txn.call_after( - self.get_invited_rooms_for_user.invalidate, (event.state_key,) - ) - - # We update the local_invites table only if the event is "current", - # i.e., its something that has just happened. - # The only current event that can also be an outlier is if its an - # invite that has come in across federation. - is_new_state = not backfilled and ( - not event.internal_metadata.is_outlier() - or event.internal_metadata.is_invite_from_remote() - ) - is_mine = self.hs.is_mine_id(event.state_key) - if is_new_state and is_mine: - if event.membership == Membership.INVITE: - self._simple_insert_txn( - txn, - table="local_invites", - values={ - "event_id": event.event_id, - "invitee": event.state_key, - "inviter": event.sender, - "room_id": event.room_id, - "stream_id": event.internal_metadata.stream_ordering, - } - ) - else: - sql = ( - "UPDATE local_invites SET stream_id = ?, replaced_by = ? WHERE" - " room_id = ? AND invitee = ? AND locally_rejected is NULL" - " AND replaced_by is NULL" - ) - - txn.execute(sql, ( - event.internal_metadata.stream_ordering, - event.event_id, - event.room_id, - event.state_key, - )) - - @defer.inlineCallbacks - def locally_reject_invite(self, user_id, room_id): - sql = ( - "UPDATE local_invites SET stream_id = ?, locally_rejected = ? WHERE" - " room_id = ? AND invitee = ? AND locally_rejected is NULL" - " AND replaced_by is NULL" - ) - - def f(txn, stream_ordering): - txn.execute(sql, ( - stream_ordering, - True, - room_id, - user_id, - )) - - with self._stream_id_gen.get_next() as stream_ordering: - yield self.runInteraction("locally_reject_invite", f, stream_ordering) - +class RoomMemberWorkerStore(EventsWorkerStore): @cachedInlineCallbacks(max_entries=100000, iterable=True, cache_context=True) def get_hosts_in_room(self, room_id, cache_context): """Returns the set of all hosts currently in the room @@ -270,12 +186,32 @@ class RoomMemberStore(SQLBaseStore): return results @cachedInlineCallbacks(max_entries=500000, iterable=True) - def get_rooms_for_user(self, user_id): + def get_rooms_for_user_with_stream_ordering(self, user_id): """Returns a set of room_ids the user is currently joined to + + Args: + user_id (str) + + Returns: + Deferred[frozenset[GetRoomsForUserWithStreamOrdering]]: Returns + the rooms the user is in currently, along with the stream ordering + of the most recent join for that user and room. """ rooms = yield self.get_rooms_for_user_where_membership_is( user_id, membership_list=[Membership.JOIN], ) + defer.returnValue(frozenset( + GetRoomsForUserWithStreamOrdering(r.room_id, r.stream_ordering) + for r in rooms + )) + + @defer.inlineCallbacks + def get_rooms_for_user(self, user_id, on_invalidate=None): + """Returns a set of room_ids the user is currently joined to + """ + rooms = yield self.get_rooms_for_user_with_stream_ordering( + user_id, on_invalidate=on_invalidate, + ) defer.returnValue(frozenset(r.room_id for r in rooms)) @cachedInlineCallbacks(max_entries=500000, cache_context=True, iterable=True) @@ -295,89 +231,6 @@ class RoomMemberStore(SQLBaseStore): defer.returnValue(user_who_share_room) - def forget(self, user_id, room_id): - """Indicate that user_id wishes to discard history for room_id.""" - def f(txn): - sql = ( - "UPDATE" - " room_memberships" - " SET" - " forgotten = 1" - " WHERE" - " user_id = ?" - " AND" - " room_id = ?" - ) - txn.execute(sql, (user_id, room_id)) - - txn.call_after(self.was_forgotten_at.invalidate_all) - txn.call_after(self.did_forget.invalidate, (user_id, room_id)) - self._invalidate_cache_and_stream( - txn, self.who_forgot_in_room, (room_id,) - ) - return self.runInteraction("forget_membership", f) - - @cachedInlineCallbacks(num_args=2) - def did_forget(self, user_id, room_id): - """Returns whether user_id has elected to discard history for room_id. - - Returns False if they have since re-joined.""" - def f(txn): - sql = ( - "SELECT" - " COUNT(*)" - " FROM" - " room_memberships" - " WHERE" - " user_id = ?" - " AND" - " room_id = ?" - " AND" - " forgotten = 0" - ) - txn.execute(sql, (user_id, room_id)) - rows = txn.fetchall() - return rows[0][0] - count = yield self.runInteraction("did_forget_membership", f) - defer.returnValue(count == 0) - - @cachedInlineCallbacks(num_args=3) - def was_forgotten_at(self, user_id, room_id, event_id): - """Returns whether user_id has elected to discard history for room_id at - event_id. - - event_id must be a membership event.""" - def f(txn): - sql = ( - "SELECT" - " forgotten" - " FROM" - " room_memberships" - " WHERE" - " user_id = ?" - " AND" - " room_id = ?" - " AND" - " event_id = ?" - ) - txn.execute(sql, (user_id, room_id, event_id)) - rows = txn.fetchall() - return rows[0][0] - forgot = yield self.runInteraction("did_forget_membership_at", f) - defer.returnValue(forgot == 1) - - @cached() - def who_forgot_in_room(self, room_id): - return self._simple_select_list( - table="room_memberships", - retcols=("user_id", "event_id"), - keyvalues={ - "room_id": room_id, - "forgotten": 1, - }, - desc="who_forgot" - ) - def get_joined_users_from_context(self, event, context): state_group = context.state_group if not state_group: @@ -600,6 +453,185 @@ class RoomMemberStore(SQLBaseStore): defer.returnValue(joined_hosts) + @cached(max_entries=10000, iterable=True) + def _get_joined_hosts_cache(self, room_id): + return _JoinedHostsCache(self, room_id) + + @cached() + def who_forgot_in_room(self, room_id): + return self._simple_select_list( + table="room_memberships", + retcols=("user_id", "event_id"), + keyvalues={ + "room_id": room_id, + "forgotten": 1, + }, + desc="who_forgot" + ) + + +class RoomMemberStore(RoomMemberWorkerStore): + def __init__(self, db_conn, hs): + super(RoomMemberStore, self).__init__(db_conn, hs) + self.register_background_update_handler( + _MEMBERSHIP_PROFILE_UPDATE_NAME, self._background_add_membership_profile + ) + + def _store_room_members_txn(self, txn, events, backfilled): + """Store a room member in the database. + """ + self._simple_insert_many_txn( + txn, + table="room_memberships", + values=[ + { + "event_id": event.event_id, + "user_id": event.state_key, + "sender": event.user_id, + "room_id": event.room_id, + "membership": event.membership, + "display_name": event.content.get("displayname", None), + "avatar_url": event.content.get("avatar_url", None), + } + for event in events + ] + ) + + for event in events: + txn.call_after( + self._membership_stream_cache.entity_has_changed, + event.state_key, event.internal_metadata.stream_ordering + ) + txn.call_after( + self.get_invited_rooms_for_user.invalidate, (event.state_key,) + ) + + # We update the local_invites table only if the event is "current", + # i.e., its something that has just happened. + # The only current event that can also be an outlier is if its an + # invite that has come in across federation. + is_new_state = not backfilled and ( + not event.internal_metadata.is_outlier() + or event.internal_metadata.is_invite_from_remote() + ) + is_mine = self.hs.is_mine_id(event.state_key) + if is_new_state and is_mine: + if event.membership == Membership.INVITE: + self._simple_insert_txn( + txn, + table="local_invites", + values={ + "event_id": event.event_id, + "invitee": event.state_key, + "inviter": event.sender, + "room_id": event.room_id, + "stream_id": event.internal_metadata.stream_ordering, + } + ) + else: + sql = ( + "UPDATE local_invites SET stream_id = ?, replaced_by = ? WHERE" + " room_id = ? AND invitee = ? AND locally_rejected is NULL" + " AND replaced_by is NULL" + ) + + txn.execute(sql, ( + event.internal_metadata.stream_ordering, + event.event_id, + event.room_id, + event.state_key, + )) + + @defer.inlineCallbacks + def locally_reject_invite(self, user_id, room_id): + sql = ( + "UPDATE local_invites SET stream_id = ?, locally_rejected = ? WHERE" + " room_id = ? AND invitee = ? AND locally_rejected is NULL" + " AND replaced_by is NULL" + ) + + def f(txn, stream_ordering): + txn.execute(sql, ( + stream_ordering, + True, + room_id, + user_id, + )) + + with self._stream_id_gen.get_next() as stream_ordering: + yield self.runInteraction("locally_reject_invite", f, stream_ordering) + + def forget(self, user_id, room_id): + """Indicate that user_id wishes to discard history for room_id.""" + def f(txn): + sql = ( + "UPDATE" + " room_memberships" + " SET" + " forgotten = 1" + " WHERE" + " user_id = ?" + " AND" + " room_id = ?" + ) + txn.execute(sql, (user_id, room_id)) + + txn.call_after(self.was_forgotten_at.invalidate_all) + txn.call_after(self.did_forget.invalidate, (user_id, room_id)) + self._invalidate_cache_and_stream( + txn, self.who_forgot_in_room, (room_id,) + ) + return self.runInteraction("forget_membership", f) + + @cachedInlineCallbacks(num_args=2) + def did_forget(self, user_id, room_id): + """Returns whether user_id has elected to discard history for room_id. + + Returns False if they have since re-joined.""" + def f(txn): + sql = ( + "SELECT" + " COUNT(*)" + " FROM" + " room_memberships" + " WHERE" + " user_id = ?" + " AND" + " room_id = ?" + " AND" + " forgotten = 0" + ) + txn.execute(sql, (user_id, room_id)) + rows = txn.fetchall() + return rows[0][0] + count = yield self.runInteraction("did_forget_membership", f) + defer.returnValue(count == 0) + + @cachedInlineCallbacks(num_args=3) + def was_forgotten_at(self, user_id, room_id, event_id): + """Returns whether user_id has elected to discard history for room_id at + event_id. + + event_id must be a membership event.""" + def f(txn): + sql = ( + "SELECT" + " forgotten" + " FROM" + " room_memberships" + " WHERE" + " user_id = ?" + " AND" + " room_id = ?" + " AND" + " event_id = ?" + ) + txn.execute(sql, (user_id, room_id, event_id)) + rows = txn.fetchall() + return rows[0][0] + forgot = yield self.runInteraction("did_forget_membership_at", f) + defer.returnValue(forgot == 1) + @defer.inlineCallbacks def _background_add_membership_profile(self, progress, batch_size): target_min_stream_id = progress.get( @@ -675,10 +707,6 @@ class RoomMemberStore(SQLBaseStore): defer.returnValue(result) - @cached(max_entries=10000, iterable=True) - def _get_joined_hosts_cache(self, room_id): - return _JoinedHostsCache(self, room_id) - class _JoinedHostsCache(object): """Cache for joined hosts in a room that is optimised to handle updates diff --git a/synapse/storage/schema/delta/14/upgrade_appservice_db.py b/synapse/storage/schema/delta/14/upgrade_appservice_db.py index 8755bb2e49..4d725b92fe 100644 --- a/synapse/storage/schema/delta/14/upgrade_appservice_db.py +++ b/synapse/storage/schema/delta/14/upgrade_appservice_db.py @@ -12,9 +12,10 @@ # See the License for the specific language governing permissions and # limitations under the License. -import json import logging +import simplejson as json + logger = logging.getLogger(__name__) diff --git a/synapse/storage/schema/delta/25/fts.py b/synapse/storage/schema/delta/25/fts.py index 4269ac69ad..e7351c3ae6 100644 --- a/synapse/storage/schema/delta/25/fts.py +++ b/synapse/storage/schema/delta/25/fts.py @@ -17,7 +17,7 @@ import logging from synapse.storage.prepare_database import get_statements from synapse.storage.engines import PostgresEngine, Sqlite3Engine -import ujson +import simplejson logger = logging.getLogger(__name__) @@ -66,7 +66,7 @@ def run_create(cur, database_engine, *args, **kwargs): "max_stream_id_exclusive": max_stream_id + 1, "rows_inserted": 0, } - progress_json = ujson.dumps(progress) + progress_json = simplejson.dumps(progress) sql = ( "INSERT into background_updates (update_name, progress_json)" diff --git a/synapse/storage/schema/delta/27/ts.py b/synapse/storage/schema/delta/27/ts.py index 71b12a2731..6df57b5206 100644 --- a/synapse/storage/schema/delta/27/ts.py +++ b/synapse/storage/schema/delta/27/ts.py @@ -16,7 +16,7 @@ import logging from synapse.storage.prepare_database import get_statements -import ujson +import simplejson logger = logging.getLogger(__name__) @@ -45,7 +45,7 @@ def run_create(cur, database_engine, *args, **kwargs): "max_stream_id_exclusive": max_stream_id + 1, "rows_inserted": 0, } - progress_json = ujson.dumps(progress) + progress_json = simplejson.dumps(progress) sql = ( "INSERT into background_updates (update_name, progress_json)" diff --git a/synapse/storage/schema/delta/31/search_update.py b/synapse/storage/schema/delta/31/search_update.py index 470ae0c005..fe6b7d196d 100644 --- a/synapse/storage/schema/delta/31/search_update.py +++ b/synapse/storage/schema/delta/31/search_update.py @@ -16,7 +16,7 @@ from synapse.storage.engines import PostgresEngine from synapse.storage.prepare_database import get_statements import logging -import ujson +import simplejson logger = logging.getLogger(__name__) @@ -49,7 +49,7 @@ def run_create(cur, database_engine, *args, **kwargs): "rows_inserted": 0, "have_added_indexes": False, } - progress_json = ujson.dumps(progress) + progress_json = simplejson.dumps(progress) sql = ( "INSERT into background_updates (update_name, progress_json)" diff --git a/synapse/storage/schema/delta/33/event_fields.py b/synapse/storage/schema/delta/33/event_fields.py index 83066cccc9..1e002f9db2 100644 --- a/synapse/storage/schema/delta/33/event_fields.py +++ b/synapse/storage/schema/delta/33/event_fields.py @@ -15,7 +15,7 @@ from synapse.storage.prepare_database import get_statements import logging -import ujson +import simplejson logger = logging.getLogger(__name__) @@ -44,7 +44,7 @@ def run_create(cur, database_engine, *args, **kwargs): "max_stream_id_exclusive": max_stream_id + 1, "rows_inserted": 0, } - progress_json = ujson.dumps(progress) + progress_json = simplejson.dumps(progress) sql = ( "INSERT into background_updates (update_name, progress_json)" diff --git a/synapse/storage/search.py b/synapse/storage/search.py index 2755acff40..984643b057 100644 --- a/synapse/storage/search.py +++ b/synapse/storage/search.py @@ -16,7 +16,7 @@ from collections import namedtuple import logging import re -import ujson as json +import simplejson as json from twisted.internet import defer diff --git a/synapse/storage/signatures.py b/synapse/storage/signatures.py index 67d5d9969a..9e6eaaa532 100644 --- a/synapse/storage/signatures.py +++ b/synapse/storage/signatures.py @@ -22,12 +22,12 @@ from synapse.crypto.event_signing import compute_event_reference_hash from synapse.util.caches.descriptors import cached, cachedList -class SignatureStore(SQLBaseStore): - """Persistence for event signatures and hashes""" - +class SignatureWorkerStore(SQLBaseStore): @cached() def get_event_reference_hash(self, event_id): - return self._get_event_reference_hashes_txn(event_id) + # This is a dummy function to allow get_event_reference_hashes + # to use its cache + raise NotImplementedError() @cachedList(cached_method_name="get_event_reference_hash", list_name="event_ids", num_args=1) @@ -74,6 +74,10 @@ class SignatureStore(SQLBaseStore): txn.execute(query, (event_id, )) return {k: v for k, v in txn} + +class SignatureStore(SignatureWorkerStore): + """Persistence for event signatures and hashes""" + def _store_event_reference_hashes_txn(self, txn, events): """Store a hash for a PDU Args: diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 2b325e1c1f..ffa4246031 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -240,6 +240,9 @@ class StateGroupWorkerStore(SQLBaseStore): ( "AND type = ? AND state_key = ?", (etype, state_key) + ) if state_key is not None else ( + "AND type = ?", + (etype,) ) for etype, state_key in types ] @@ -259,10 +262,19 @@ class StateGroupWorkerStore(SQLBaseStore): key = (typ, state_key) results[group][key] = event_id else: + where_args = [] + where_clauses = [] + wildcard_types = False if types is not None: - where_clause = "AND (%s)" % ( - " OR ".join(["(type = ? AND state_key = ?)"] * len(types)), - ) + for typ in types: + if typ[1] is None: + where_clauses.append("(type = ?)") + where_args.extend(typ[0]) + wildcard_types = True + else: + where_clauses.append("(type = ? AND state_key = ?)") + where_args.extend([typ[0], typ[1]]) + where_clause = "AND (%s)" % (" OR ".join(where_clauses)) else: where_clause = "" @@ -279,7 +291,7 @@ class StateGroupWorkerStore(SQLBaseStore): # after we finish deduping state, which requires this func) args = [next_group] if types: - args.extend(i for typ in types for i in typ) + args.extend(where_args) txn.execute( "SELECT type, state_key, event_id FROM state_groups_state" @@ -292,9 +304,17 @@ class StateGroupWorkerStore(SQLBaseStore): if (typ, state_key) not in results[group] ) - # If the lengths match then we must have all the types, - # so no need to go walk further down the tree. - if types is not None and len(results[group]) == len(types): + # If the number of entries in the (type,state_key)->event_id dict + # matches the number of (type,state_keys) types we were searching + # for, then we must have found them all, so no need to go walk + # further down the tree... UNLESS our types filter contained + # wildcards (i.e. Nones) in which case we have to do an exhaustive + # search + if ( + types is not None and + not wildcard_types and + len(results[group]) == len(types) + ): break next_group = self._simple_select_one_onecol_txn( diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py index 52bdce5be2..2956c3b3e0 100644 --- a/synapse/storage/stream.py +++ b/synapse/storage/stream.py @@ -35,13 +35,16 @@ what sort order was used: from twisted.internet import defer -from ._base import SQLBaseStore +from synapse.storage._base import SQLBaseStore +from synapse.storage.events import EventsWorkerStore + from synapse.util.caches.descriptors import cached -from synapse.api.constants import EventTypes from synapse.types import RoomStreamToken +from synapse.util.caches.stream_change_cache import StreamChangeCache from synapse.util.logcontext import make_deferred_yieldable, preserve_fn from synapse.storage.engines import PostgresEngine, Sqlite3Engine +import abc import logging @@ -143,81 +146,41 @@ def filter_to_clause(event_filter): return " AND ".join(clauses), args -class StreamStore(SQLBaseStore): - @defer.inlineCallbacks - def get_appservice_room_stream(self, service, from_key, to_key, limit=0): - # NB this lives here instead of appservice.py so we can reuse the - # 'private' StreamToken class in this file. - if limit: - limit = max(limit, MAX_STREAM_SIZE) - else: - limit = MAX_STREAM_SIZE - - # From and to keys should be integers from ordering. - from_id = RoomStreamToken.parse_stream_token(from_key) - to_id = RoomStreamToken.parse_stream_token(to_key) - - if from_key == to_key: - defer.returnValue(([], to_key)) - return - - # select all the events between from/to with a sensible limit - sql = ( - "SELECT e.event_id, e.room_id, e.type, s.state_key, " - "e.stream_ordering FROM events AS e " - "LEFT JOIN state_events as s ON " - "e.event_id = s.event_id " - "WHERE e.stream_ordering > ? AND e.stream_ordering <= ? " - "ORDER BY stream_ordering ASC LIMIT %(limit)d " - ) % { - "limit": limit - } - - def f(txn): - # pull out all the events between the tokens - txn.execute(sql, (from_id.stream, to_id.stream,)) - rows = self.cursor_to_dict(txn) - - # Logic: - # - We want ALL events which match the AS room_id regex - # - We want ALL events which match the rooms represented by the AS - # room_alias regex - # - We want ALL events for rooms that AS users have joined. - # This is currently supported via get_app_service_rooms (which is - # used for the Notifier listener rooms). We can't reasonably make a - # SQL query for these room IDs, so we'll pull all the events between - # from/to and filter in python. - rooms_for_as = self._get_app_service_rooms_txn(txn, service) - room_ids_for_as = [r.room_id for r in rooms_for_as] - - def app_service_interested(row): - if row["room_id"] in room_ids_for_as: - return True - - if row["type"] == EventTypes.Member: - if service.is_interested_in_user(row.get("state_key")): - return True - return False +class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): + """This is an abstract base class where subclasses must implement + `get_room_max_stream_ordering` and `get_room_min_stream_ordering` + which can be called in the initializer. + """ - return [r for r in rows if app_service_interested(r)] + __metaclass__ = abc.ABCMeta - rows = yield self.runInteraction("get_appservice_room_stream", f) + def __init__(self, db_conn, hs): + super(StreamWorkerStore, self).__init__(db_conn, hs) - ret = yield self._get_events( - [r["event_id"] for r in rows], - get_prev_content=True + events_max = self.get_room_max_stream_ordering() + 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._set_before_and_after(ret, rows, topo_order=from_id is None) + self._stream_order_on_start = self.get_room_max_stream_ordering() - if rows: - key = "s%d" % max(r["stream_ordering"] for r in rows) - else: - # Assume we didn't get anything because there was nothing to - # get. - key = to_key + @abc.abstractmethod + def get_room_max_stream_ordering(self): + raise NotImplementedError() - defer.returnValue((ret, key)) + @abc.abstractmethod + def get_room_min_stream_ordering(self): + raise NotImplementedError() @defer.inlineCallbacks def get_room_events_stream_for_rooms(self, room_ids, from_key, to_key, limit=0, @@ -381,88 +344,6 @@ class StreamStore(SQLBaseStore): defer.returnValue(ret) @defer.inlineCallbacks - def paginate_room_events(self, room_id, from_key, to_key=None, - direction='b', limit=-1, event_filter=None): - # Tokens really represent positions between elements, but we use - # the convention of pointing to the event before the gap. Hence - # we have a bit of asymmetry when it comes to equalities. - args = [False, room_id] - if direction == 'b': - order = "DESC" - bounds = upper_bound( - RoomStreamToken.parse(from_key), self.database_engine - ) - if to_key: - bounds = "%s AND %s" % (bounds, lower_bound( - RoomStreamToken.parse(to_key), self.database_engine - )) - else: - order = "ASC" - bounds = lower_bound( - RoomStreamToken.parse(from_key), self.database_engine - ) - if to_key: - bounds = "%s AND %s" % (bounds, upper_bound( - RoomStreamToken.parse(to_key), self.database_engine - )) - - filter_clause, filter_args = filter_to_clause(event_filter) - - if filter_clause: - bounds += " AND " + filter_clause - args.extend(filter_args) - - if int(limit) > 0: - args.append(int(limit)) - limit_str = " LIMIT ?" - else: - limit_str = "" - - sql = ( - "SELECT * FROM events" - " WHERE outlier = ? AND room_id = ? AND %(bounds)s" - " ORDER BY topological_ordering %(order)s," - " stream_ordering %(order)s %(limit)s" - ) % { - "bounds": bounds, - "order": order, - "limit": limit_str - } - - def f(txn): - txn.execute(sql, args) - - rows = self.cursor_to_dict(txn) - - if rows: - topo = rows[-1]["topological_ordering"] - toke = rows[-1]["stream_ordering"] - if direction == 'b': - # Tokens are positions between events. - # This token points *after* the last event in the chunk. - # We need it to point to the event before it in the chunk - # when we are going backwards so we subtract one from the - # stream part. - toke -= 1 - next_token = str(RoomStreamToken(topo, toke)) - else: - # TODO (erikj): We should work out what to do here instead. - next_token = to_key if to_key else from_key - - return rows, next_token, - - rows, token = yield self.runInteraction("paginate_room_events", f) - - events = yield self._get_events( - [r["event_id"] for r in rows], - get_prev_content=True - ) - - self._set_before_and_after(events, rows) - - defer.returnValue((events, token)) - - @defer.inlineCallbacks def get_recent_events_for_room(self, room_id, limit, end_token, from_token=None): rows, token = yield self.get_recent_event_ids_for_room( room_id, limit, end_token, from_token @@ -534,6 +415,33 @@ class StreamStore(SQLBaseStore): "get_recent_events_for_room", get_recent_events_for_room_txn ) + def get_room_event_after_stream_ordering(self, room_id, stream_ordering): + """Gets details of the first event in a room at or after a stream ordering + + Args: + room_id (str): + stream_ordering (int): + + Returns: + Deferred[(int, int, str)]: + (stream ordering, topological ordering, event_id) + """ + def _f(txn): + sql = ( + "SELECT stream_ordering, topological_ordering, event_id" + " FROM events" + " WHERE room_id = ? AND stream_ordering >= ?" + " AND NOT outlier" + " ORDER BY stream_ordering" + " LIMIT 1" + ) + txn.execute(sql, (room_id, stream_ordering, )) + return txn.fetchone() + + return self.runInteraction( + "get_room_event_after_stream_ordering", _f, + ) + @defer.inlineCallbacks def get_room_events_max_id(self, room_id=None): """Returns the current token for rooms stream. @@ -542,7 +450,7 @@ class StreamStore(SQLBaseStore): `room_id` causes it to return the current room specific topological token. """ - token = yield self._stream_id_gen.get_current_token() + token = yield self.get_room_max_stream_ordering() if room_id is None: defer.returnValue("s%d" % (token,)) else: @@ -552,12 +460,6 @@ class StreamStore(SQLBaseStore): ) defer.returnValue("t%d-%d" % (topo, token)) - 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 get_stream_token_for_event(self, event_id): """The stream token for an event Args: @@ -832,3 +734,93 @@ class StreamStore(SQLBaseStore): def has_room_changed_since(self, room_id, stream_id): return self._events_stream_cache.has_entity_changed(room_id, stream_id) + + +class StreamStore(StreamWorkerStore): + 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() + + @defer.inlineCallbacks + def paginate_room_events(self, room_id, from_key, to_key=None, + direction='b', limit=-1, event_filter=None): + # Tokens really represent positions between elements, but we use + # the convention of pointing to the event before the gap. Hence + # we have a bit of asymmetry when it comes to equalities. + args = [False, room_id] + if direction == 'b': + order = "DESC" + bounds = upper_bound( + RoomStreamToken.parse(from_key), self.database_engine + ) + if to_key: + bounds = "%s AND %s" % (bounds, lower_bound( + RoomStreamToken.parse(to_key), self.database_engine + )) + else: + order = "ASC" + bounds = lower_bound( + RoomStreamToken.parse(from_key), self.database_engine + ) + if to_key: + bounds = "%s AND %s" % (bounds, upper_bound( + RoomStreamToken.parse(to_key), self.database_engine + )) + + filter_clause, filter_args = filter_to_clause(event_filter) + + if filter_clause: + bounds += " AND " + filter_clause + args.extend(filter_args) + + if int(limit) > 0: + args.append(int(limit)) + limit_str = " LIMIT ?" + else: + limit_str = "" + + sql = ( + "SELECT * FROM events" + " WHERE outlier = ? AND room_id = ? AND %(bounds)s" + " ORDER BY topological_ordering %(order)s," + " stream_ordering %(order)s %(limit)s" + ) % { + "bounds": bounds, + "order": order, + "limit": limit_str + } + + def f(txn): + txn.execute(sql, args) + + rows = self.cursor_to_dict(txn) + + if rows: + topo = rows[-1]["topological_ordering"] + toke = rows[-1]["stream_ordering"] + if direction == 'b': + # Tokens are positions between events. + # This token points *after* the last event in the chunk. + # We need it to point to the event before it in the chunk + # when we are going backwards so we subtract one from the + # stream part. + toke -= 1 + next_token = str(RoomStreamToken(topo, toke)) + else: + # TODO (erikj): We should work out what to do here instead. + next_token = to_key if to_key else from_key + + return rows, next_token, + + rows, token = yield self.runInteraction("paginate_room_events", f) + + events = yield self._get_events( + [r["event_id"] for r in rows], + get_prev_content=True + ) + + self._set_before_and_after(events, rows) + + defer.returnValue((events, token)) diff --git a/synapse/storage/tags.py b/synapse/storage/tags.py index bff73f3f04..13bff9f055 100644 --- a/synapse/storage/tags.py +++ b/synapse/storage/tags.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- # Copyright 2014-2016 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. @@ -13,25 +14,18 @@ # See the License for the specific language governing permissions and # limitations under the License. -from ._base import SQLBaseStore +from synapse.storage.account_data import AccountDataWorkerStore + from synapse.util.caches.descriptors import cached from twisted.internet import defer -import ujson as json +import simplejson as json import logging logger = logging.getLogger(__name__) -class TagsStore(SQLBaseStore): - def get_max_account_data_stream_id(self): - """Get the current max stream id for the private user data stream - - Returns: - A deferred int. - """ - return self._account_data_id_gen.get_current_token() - +class TagsWorkerStore(AccountDataWorkerStore): @cached() def get_tags_for_user(self, user_id): """Get all the tags for a user. @@ -170,6 +164,8 @@ class TagsStore(SQLBaseStore): row["tag"]: json.loads(row["content"]) for row in rows }) + +class TagsStore(TagsWorkerStore): @defer.inlineCallbacks def add_tag_to_room(self, user_id, room_id, tag, content): """Add a tag to a room for a user. diff --git a/synapse/storage/transactions.py b/synapse/storage/transactions.py index 8f61f7ffae..f825264ea9 100644 --- a/synapse/storage/transactions.py +++ b/synapse/storage/transactions.py @@ -23,7 +23,7 @@ from canonicaljson import encode_canonical_json from collections import namedtuple import logging -import ujson as json +import simplejson as json logger = logging.getLogger(__name__) diff --git a/synapse/storage/user_directory.py b/synapse/storage/user_directory.py index dfdcbb3181..d6e289ffbe 100644 --- a/synapse/storage/user_directory.py +++ b/synapse/storage/user_directory.py @@ -667,7 +667,7 @@ class UserDirectoryStore(SQLBaseStore): # The array of numbers are the weights for the various part of the # search: (domain, _, display name, localpart) sql = """ - SELECT d.user_id, display_name, avatar_url + SELECT d.user_id AS user_id, display_name, avatar_url FROM user_directory_search INNER JOIN user_directory AS d USING (user_id) %s @@ -702,7 +702,7 @@ class UserDirectoryStore(SQLBaseStore): search_query = _parse_query_sqlite(search_term) sql = """ - SELECT d.user_id, display_name, avatar_url + SELECT d.user_id AS user_id, display_name, avatar_url FROM user_directory_search INNER JOIN user_directory AS d USING (user_id) %s |