diff options
Diffstat (limited to 'synapse')
28 files changed, 517 insertions, 160 deletions
diff --git a/synapse/api/filtering.py b/synapse/api/filtering.py index 25346baa87..186831e118 100644 --- a/synapse/api/filtering.py +++ b/synapse/api/filtering.py @@ -113,7 +113,13 @@ ROOM_EVENT_FILTER_SCHEMA = { }, "contains_url": { "type": "boolean" - } + }, + "lazy_load_members": { + "type": "boolean" + }, + "include_redundant_members": { + "type": "boolean" + }, } } @@ -261,6 +267,12 @@ class FilterCollection(object): def ephemeral_limit(self): return self._room_ephemeral_filter.limit() + def lazy_load_members(self): + return self._room_state_filter.lazy_load_members() + + def include_redundant_members(self): + return self._room_state_filter.include_redundant_members() + def filter_presence(self, events): return self._presence_filter.filter(events) @@ -417,6 +429,12 @@ class Filter(object): def limit(self): return self.filter_json.get("limit", 10) + def lazy_load_members(self): + return self.filter_json.get("lazy_load_members", False) + + def include_redundant_members(self): + return self.filter_json.get("include_redundant_members", False) + def _matches_wildcard(actual_value, filter_value): if filter_value.endswith("*"): diff --git a/synapse/app/client_reader.py b/synapse/app/client_reader.py index 398bb36602..e2c91123db 100644 --- a/synapse/app/client_reader.py +++ b/synapse/app/client_reader.py @@ -31,6 +31,7 @@ from synapse.http.site import SynapseSite from synapse.metrics import RegistryProxy from synapse.metrics.resource import METRICS_PREFIX, MetricsResource from synapse.replication.slave.storage._base import BaseSlavedStore +from synapse.replication.slave.storage.account_data import SlavedAccountDataStore from synapse.replication.slave.storage.appservice import SlavedApplicationServiceStore from synapse.replication.slave.storage.client_ips import SlavedClientIpStore from synapse.replication.slave.storage.directory import DirectoryStore @@ -58,6 +59,7 @@ logger = logging.getLogger("synapse.app.client_reader") class ClientReaderSlavedStore( + SlavedAccountDataStore, SlavedEventStore, SlavedKeyStore, RoomStore, diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py index 2ad1beb8d8..57b815d777 100755 --- a/synapse/app/homeserver.py +++ b/synapse/app/homeserver.py @@ -49,6 +49,7 @@ from synapse.http.additional_resource import AdditionalResource from synapse.http.server import RootRedirect from synapse.http.site import SynapseSite from synapse.metrics import RegistryProxy +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.metrics.resource import METRICS_PREFIX, MetricsResource from synapse.module_api import ModuleApi from synapse.python_dependencies import CONDITIONAL_REQUIREMENTS, check_requirements @@ -427,6 +428,9 @@ def run(hs): # currently either 0 or 1 stats_process = [] + def start_phone_stats_home(): + return run_as_background_process("phone_stats_home", phone_stats_home) + @defer.inlineCallbacks def phone_stats_home(): logger.info("Gathering stats for reporting") @@ -498,7 +502,10 @@ def run(hs): ) def generate_user_daily_visit_stats(): - hs.get_datastore().generate_user_daily_visits() + return run_as_background_process( + "generate_user_daily_visits", + hs.get_datastore().generate_user_daily_visits, + ) # Rather than update on per session basis, batch up the requests. # If you increase the loop period, the accuracy of user_daily_visits @@ -507,7 +514,7 @@ def run(hs): if hs.config.report_stats: logger.info("Scheduling stats reporting for 3 hour intervals") - clock.looping_call(phone_stats_home, 3 * 60 * 60 * 1000) + clock.looping_call(start_phone_stats_home, 3 * 60 * 60 * 1000) # We need to defer this init for the cases that we daemonize # otherwise the process ID we get is that of the non-daemon process @@ -515,7 +522,7 @@ def run(hs): # We wait 5 minutes to send the first set of stats as the server can # be quite busy the first few minutes - clock.call_later(5 * 60, phone_stats_home) + clock.call_later(5 * 60, start_phone_stats_home) if hs.config.daemonize and hs.config.print_pidfile: print (hs.config.pid_file) diff --git a/synapse/app/synchrotron.py b/synapse/app/synchrotron.py index 26b9ec85f2..e201f18efd 100644 --- a/synapse/app/synchrotron.py +++ b/synapse/app/synchrotron.py @@ -55,7 +55,6 @@ from synapse.rest.client.v2_alpha import sync from synapse.server import HomeServer from synapse.storage.engines import create_engine from synapse.storage.presence import UserPresenceState -from synapse.storage.roommember import RoomMemberStore from synapse.util.httpresourcetree import create_resource_tree from synapse.util.logcontext import LoggingContext, run_in_background from synapse.util.manhole import manhole @@ -81,9 +80,7 @@ class SynchrotronSlavedStore( RoomStore, BaseSlavedStore, ): - did_forget = ( - RoomMemberStore.__dict__["did_forget"] - ) + pass UPDATE_SYNCING_USERS_MS = 10 * 1000 diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py index c9beca27c2..8574898f0c 100644 --- a/synapse/federation/transport/server.py +++ b/synapse/federation/transport/server.py @@ -404,10 +404,10 @@ class FederationMakeLeaveServlet(BaseFederationServlet): class FederationSendLeaveServlet(BaseFederationServlet): - PATH = "/send_leave/(?P<room_id>[^/]*)/(?P<txid>[^/]*)" + PATH = "/send_leave/(?P<room_id>[^/]*)/(?P<event_id>[^/]*)" @defer.inlineCallbacks - def on_PUT(self, origin, content, query, room_id, txid): + def on_PUT(self, origin, content, query, room_id, event_id): content = yield self.handler.on_send_leave_request(origin, content) defer.returnValue((200, content)) diff --git a/synapse/groups/attestations.py b/synapse/groups/attestations.py index 47452700a8..b04f4234ca 100644 --- a/synapse/groups/attestations.py +++ b/synapse/groups/attestations.py @@ -43,6 +43,7 @@ from signedjson.sign import sign_json from twisted.internet import defer from synapse.api.errors import SynapseError +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.types import get_domain_from_id from synapse.util.logcontext import run_in_background @@ -129,7 +130,7 @@ class GroupAttestionRenewer(object): self.attestations = hs.get_groups_attestation_signing() self._renew_attestations_loop = self.clock.looping_call( - self._renew_attestations, 30 * 60 * 1000, + self._start_renew_attestations, 30 * 60 * 1000, ) @defer.inlineCallbacks @@ -151,6 +152,9 @@ class GroupAttestionRenewer(object): defer.returnValue({}) + def _start_renew_attestations(self): + return run_as_background_process("renew_attestations", self._renew_attestations) + @defer.inlineCallbacks def _renew_attestations(self): """Called periodically to check if we need to update any of our attestations diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 145c1a21d4..49068c06d9 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -1279,7 +1279,7 @@ class FederationHandler(BaseHandler): @log_function def on_make_leave_request(self, room_id, user_id): """ We've received a /make_leave/ request, so we create a partial - join event for the room and return that. We do *not* persist or + leave event for the room and return that. We do *not* persist or process it until the other server has signed it and sent it back. """ builder = self.event_builder_factory.new({ diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py index 859f6d2b2e..cb5c6d587e 100644 --- a/synapse/handlers/profile.py +++ b/synapse/handlers/profile.py @@ -18,6 +18,7 @@ import logging from twisted.internet import defer from synapse.api.errors import AuthError, CodeMessageException, SynapseError +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.types import UserID, get_domain_from_id from ._base import BaseHandler @@ -41,7 +42,7 @@ class ProfileHandler(BaseHandler): if hs.config.worker_app is None: self.clock.looping_call( - self._update_remote_profile_cache, self.PROFILE_UPDATE_MS, + self._start_update_remote_profile_cache, self.PROFILE_UPDATE_MS, ) @defer.inlineCallbacks @@ -254,6 +255,12 @@ class ProfileHandler(BaseHandler): room_id, str(e.message) ) + def _start_update_remote_profile_cache(self): + return run_as_background_process( + "Update remote profile", self._update_remote_profile_cache, + ) + + @defer.inlineCallbacks def _update_remote_profile_cache(self): """Called periodically to check profiles of remote users we haven't checked in a while. diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index 6150b7e226..003b848c00 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -24,7 +24,7 @@ from twisted.internet import defer from synapse.api.constants import EventTypes, JoinRules, RoomCreationPreset from synapse.api.errors import AuthError, Codes, StoreError, SynapseError -from synapse.types import RoomAlias, RoomID, RoomStreamToken, UserID +from synapse.types import RoomAlias, RoomID, RoomStreamToken, StreamToken, UserID from synapse.util import stringutils from synapse.visibility import filter_events_for_client @@ -418,8 +418,6 @@ class RoomContextHandler(object): before_limit = math.floor(limit / 2.) after_limit = limit - before_limit - now_token = yield self.hs.get_event_sources().get_current_token() - users = yield self.store.get_users_in_room(room_id) is_peeking = user.to_string() not in users @@ -462,11 +460,15 @@ class RoomContextHandler(object): ) results["state"] = list(state[last_event_id].values()) - results["start"] = now_token.copy_and_replace( + # We use a dummy token here as we only care about the room portion of + # the token, which we replace. + token = StreamToken.START + + results["start"] = token.copy_and_replace( "room_key", results["start"] ).to_string() - results["end"] = now_token.copy_and_replace( + results["end"] = token.copy_and_replace( "room_key", results["end"] ).to_string() diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index c24e35362a..dff1f67dcb 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -1,5 +1,6 @@ # -*- coding: utf-8 -*- -# Copyright 2015 - 2016 OpenMarket Ltd +# 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. @@ -25,6 +26,8 @@ from synapse.api.constants import EventTypes, Membership from synapse.push.clientformat import format_push_rules_for_user from synapse.types import RoomStreamToken from synapse.util.async import concurrently_execute +from synapse.util.caches.expiringcache import ExpiringCache +from synapse.util.caches.lrucache import LruCache from synapse.util.caches.response_cache import ResponseCache from synapse.util.logcontext import LoggingContext from synapse.util.metrics import Measure, measure_func @@ -32,6 +35,14 @@ from synapse.visibility import filter_events_for_client logger = logging.getLogger(__name__) +# Store the cache that tracks which lazy-loaded members have been sent to a given +# client for no more than 30 minutes. +LAZY_LOADED_MEMBERS_CACHE_MAX_AGE = 30 * 60 * 1000 + +# Remember the last 100 members we sent to a client for the purposes of +# avoiding redundantly sending the same lazy-loaded members to the client +LAZY_LOADED_MEMBERS_CACHE_MAX_SIZE = 100 + SyncConfig = collections.namedtuple("SyncConfig", [ "user", @@ -181,6 +192,12 @@ class SyncHandler(object): self.response_cache = ResponseCache(hs, "sync") self.state = hs.get_state_handler() + # ExpiringCache((User, Device)) -> LruCache(state_key => event_id) + self.lazy_loaded_members_cache = ExpiringCache( + "lazy_loaded_members_cache", self.clock, + max_len=0, expiry_ms=LAZY_LOADED_MEMBERS_CACHE_MAX_AGE, + ) + def wait_for_sync_for_user(self, sync_config, since_token=None, timeout=0, full_state=False): """Get the sync for a client if we have new data for it now. Otherwise @@ -416,29 +433,44 @@ class SyncHandler(object): )) @defer.inlineCallbacks - def get_state_after_event(self, event): + def get_state_after_event(self, event, types=None, filtered_types=None): """ Get the room state after the given event Args: event(synapse.events.EventBase): event of interest + types(list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + May be None, which matches any key. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: A Deferred map from ((type, state_key)->Event) """ - state_ids = yield self.store.get_state_ids_for_event(event.event_id) + state_ids = yield self.store.get_state_ids_for_event( + event.event_id, types, filtered_types=filtered_types, + ) if event.is_state(): state_ids = state_ids.copy() state_ids[(event.type, event.state_key)] = event.event_id defer.returnValue(state_ids) @defer.inlineCallbacks - def get_state_at(self, room_id, stream_position): + def get_state_at(self, room_id, stream_position, types=None, filtered_types=None): """ Get the room state at a particular stream position Args: room_id(str): room for which to get state stream_position(StreamToken): point at which to get state + types(list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: A Deferred map from ((type, state_key)->Event) @@ -453,7 +485,9 @@ class SyncHandler(object): if last_events: last_event = last_events[-1] - state = yield self.get_state_after_event(last_event) + state = yield self.get_state_after_event( + last_event, types, filtered_types=filtered_types, + ) else: # no events in this room - so presumably no state @@ -485,59 +519,129 @@ class SyncHandler(object): # TODO(mjark) Check for new redactions in the state events. with Measure(self.clock, "compute_state_delta"): + + types = None + filtered_types = None + + lazy_load_members = sync_config.filter_collection.lazy_load_members() + include_redundant_members = ( + sync_config.filter_collection.include_redundant_members() + ) + + if lazy_load_members: + # We only request state for the members needed to display the + # timeline: + + types = [ + (EventTypes.Member, state_key) + for state_key in set( + event.sender # FIXME: we also care about invite targets etc. + for event in batch.events + ) + ] + + # only apply the filtering to room members + filtered_types = [EventTypes.Member] + + timeline_state = { + (event.type, event.state_key): event.event_id + for event in batch.events if event.is_state() + } + if full_state: if batch: current_state_ids = yield self.store.get_state_ids_for_event( - batch.events[-1].event_id + batch.events[-1].event_id, types=types, + filtered_types=filtered_types, ) state_ids = yield self.store.get_state_ids_for_event( - batch.events[0].event_id + batch.events[0].event_id, types=types, + filtered_types=filtered_types, ) + else: current_state_ids = yield self.get_state_at( - room_id, stream_position=now_token + room_id, stream_position=now_token, types=types, + filtered_types=filtered_types, ) state_ids = current_state_ids - timeline_state = { - (event.type, event.state_key): event.event_id - for event in batch.events if event.is_state() - } - state_ids = _calculate_state( timeline_contains=timeline_state, timeline_start=state_ids, previous={}, current=current_state_ids, + lazy_load_members=lazy_load_members, ) elif batch.limited: state_at_previous_sync = yield self.get_state_at( - room_id, stream_position=since_token + room_id, stream_position=since_token, types=types, + filtered_types=filtered_types, ) current_state_ids = yield self.store.get_state_ids_for_event( - batch.events[-1].event_id + batch.events[-1].event_id, types=types, + filtered_types=filtered_types, ) state_at_timeline_start = yield self.store.get_state_ids_for_event( - batch.events[0].event_id + batch.events[0].event_id, types=types, + filtered_types=filtered_types, ) - timeline_state = { - (event.type, event.state_key): event.event_id - for event in batch.events if event.is_state() - } - state_ids = _calculate_state( timeline_contains=timeline_state, timeline_start=state_at_timeline_start, previous=state_at_previous_sync, current=current_state_ids, + lazy_load_members=lazy_load_members, ) else: state_ids = {} + if lazy_load_members: + if types: + state_ids = yield self.store.get_state_ids_for_event( + batch.events[0].event_id, types=types, + filtered_types=filtered_types, + ) + + if lazy_load_members and not include_redundant_members: + cache_key = (sync_config.user.to_string(), sync_config.device_id) + cache = self.lazy_loaded_members_cache.get(cache_key) + if cache is None: + logger.debug("creating LruCache for %r", cache_key) + cache = LruCache(LAZY_LOADED_MEMBERS_CACHE_MAX_SIZE) + self.lazy_loaded_members_cache[cache_key] = cache + else: + logger.debug("found LruCache for %r", cache_key) + + # if it's a new sync sequence, then assume the client has had + # amnesia and doesn't want any recent lazy-loaded members + # de-duplicated. + if since_token is None: + logger.debug("clearing LruCache for %r", cache_key) + cache.clear() + else: + # only send members which aren't in our LruCache (either + # because they're new to this client or have been pushed out + # of the cache) + logger.debug("filtering state from %r...", state_ids) + state_ids = { + t: event_id + for t, event_id in state_ids.iteritems() + if cache.get(t[1]) != event_id + } + logger.debug("...to %r", state_ids) + + # add any member IDs we are about to send into our LruCache + for t, event_id in itertools.chain( + state_ids.items(), + timeline_state.items(), + ): + if t[0] == EventTypes.Member: + cache.set(t[1], event_id) state = {} if state_ids: @@ -1448,7 +1552,9 @@ def _action_has_highlight(actions): return False -def _calculate_state(timeline_contains, timeline_start, previous, current): +def _calculate_state( + timeline_contains, timeline_start, previous, current, lazy_load_members, +): """Works out what state to include in a sync response. Args: @@ -1457,6 +1563,9 @@ def _calculate_state(timeline_contains, timeline_start, previous, current): previous (dict): state at the end of the previous sync (or empty dict if this is an initial sync) current (dict): state at the end of the timeline + lazy_load_members (bool): whether to return members from timeline_start + or not. assumes that timeline_start has already been filtered to + include only the members the client needs to know about. Returns: dict @@ -1472,9 +1581,25 @@ def _calculate_state(timeline_contains, timeline_start, previous, current): } c_ids = set(e for e in current.values()) - tc_ids = set(e for e in timeline_contains.values()) - p_ids = set(e for e in previous.values()) ts_ids = set(e for e in timeline_start.values()) + p_ids = set(e for e in previous.values()) + tc_ids = set(e for e in timeline_contains.values()) + + # If we are lazyloading room members, we explicitly add the membership events + # for the senders in the timeline into the state block returned by /sync, + # as we may not have sent them to the client before. We find these membership + # events by filtering them out of timeline_start, which has already been filtered + # to only include membership events for the senders in the timeline. + # In practice, we can do this by removing them from the p_ids list, + # which is the list of relevant state we know we have already sent to the client. + # see https://github.com/matrix-org/synapse/pull/2970 + # /files/efcdacad7d1b7f52f879179701c7e0d9b763511f#r204732809 + + if lazy_load_members: + p_ids.difference_update( + e for t, e in timeline_start.iteritems() + if t[0] == EventTypes.Member + ) state_ids = ((c_ids | ts_ids) - p_ids) - tc_ids diff --git a/synapse/metrics/background_process_metrics.py b/synapse/metrics/background_process_metrics.py index 9d820e44a6..ce678d5f75 100644 --- a/synapse/metrics/background_process_metrics.py +++ b/synapse/metrics/background_process_metrics.py @@ -151,13 +151,19 @@ def run_as_background_process(desc, func, *args, **kwargs): This should be used to wrap processes which are fired off to run in the background, instead of being associated with a particular request. + It returns a Deferred which completes when the function completes, but it doesn't + follow the synapse logcontext rules, which makes it appropriate for passing to + clock.looping_call and friends (or for firing-and-forgetting in the middle of a + normal synapse inlineCallbacks function). + Args: desc (str): a description for this background process type func: a function, which may return a Deferred args: positional args for func kwargs: keyword args for func - Returns: None + Returns: Deferred which returns the result of func, but note that it does not + follow the synapse logcontext rules. """ @defer.inlineCallbacks def run(): @@ -176,4 +182,4 @@ def run_as_background_process(desc, func, *args, **kwargs): _background_processes[desc].remove(proc) with PreserveLoggingContext(): - run() + return run() diff --git a/synapse/replication/tcp/client.py b/synapse/replication/tcp/client.py index e592ab57bf..970e94313e 100644 --- a/synapse/replication/tcp/client.py +++ b/synapse/replication/tcp/client.py @@ -192,7 +192,7 @@ class ReplicationClientHandler(object): """Returns a deferred that is resolved when we receive a SYNC command with given data. - Used by tests. + [Not currently] used by tests. """ return self.awaiting_syncs.setdefault(data, defer.Deferred()) diff --git a/synapse/replication/tcp/resource.py b/synapse/replication/tcp/resource.py index 611fb66e1d..fd59f1595f 100644 --- a/synapse/replication/tcp/resource.py +++ b/synapse/replication/tcp/resource.py @@ -25,6 +25,7 @@ from twisted.internet import defer from twisted.internet.protocol import Factory from synapse.metrics import LaterGauge +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.util.metrics import Measure, measure_func from .protocol import ServerReplicationStreamProtocol @@ -117,7 +118,6 @@ class ReplicationStreamer(object): for conn in self.connections: conn.send_error("server shutting down") - @defer.inlineCallbacks def on_notifier_poke(self): """Checks if there is actually any new data and sends it to the connections if there are. @@ -132,14 +132,16 @@ class ReplicationStreamer(object): stream.discard_updates_and_advance() return - # If we're in the process of checking for new updates, mark that fact - # and return + self.pending_updates = True + if self.is_looping: - logger.debug("Noitifier poke loop already running") - self.pending_updates = True + logger.debug("Notifier poke loop already running") return - self.pending_updates = True + run_as_background_process("replication_notifier", self._run_notifier_loop) + + @defer.inlineCallbacks + def _run_notifier_loop(self): self.is_looping = True try: diff --git a/synapse/rest/media/v1/media_repository.py b/synapse/rest/media/v1/media_repository.py index 30242c525a..174ad20123 100644 --- a/synapse/rest/media/v1/media_repository.py +++ b/synapse/rest/media/v1/media_repository.py @@ -35,6 +35,7 @@ from synapse.api.errors import ( SynapseError, ) from synapse.http.matrixfederationclient import MatrixFederationHttpClient +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.util.async import Linearizer from synapse.util.logcontext import make_deferred_yieldable from synapse.util.retryutils import NotRetryingDestination @@ -100,10 +101,15 @@ class MediaRepository(object): ) self.clock.looping_call( - self._update_recently_accessed, + self._start_update_recently_accessed, UPDATE_RECENTLY_ACCESSED_TS, ) + def _start_update_recently_accessed(self): + return run_as_background_process( + "update_recently_accessed_media", self._update_recently_accessed, + ) + @defer.inlineCallbacks def _update_recently_accessed(self): remote_media = self.recently_accessed_remotes diff --git a/synapse/rest/media/v1/preview_url_resource.py b/synapse/rest/media/v1/preview_url_resource.py index b70b15c4c2..27aa0def2f 100644 --- a/synapse/rest/media/v1/preview_url_resource.py +++ b/synapse/rest/media/v1/preview_url_resource.py @@ -41,6 +41,7 @@ from synapse.http.server import ( wrap_json_request_handler, ) from synapse.http.servlet import parse_integer, parse_string +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.util.async import ObservableDeferred from synapse.util.caches.expiringcache import ExpiringCache from synapse.util.logcontext import make_deferred_yieldable, run_in_background @@ -81,7 +82,7 @@ class PreviewUrlResource(Resource): self._cache.start() self._cleaner_loop = self.clock.looping_call( - self._expire_url_cache_data, 10 * 1000 + self._start_expire_url_cache_data, 10 * 1000, ) def render_OPTIONS(self, request): @@ -371,6 +372,11 @@ class PreviewUrlResource(Resource): "etag": headers["ETag"][0] if "ETag" in headers else None, }) + def _start_expire_url_cache_data(self): + return run_as_background_process( + "expire_url_cache_data", self._expire_url_cache_data, + ) + @defer.inlineCallbacks def _expire_url_cache_data(self): """Clean up expired url cache content, media and thumbnails. diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py index 1d41d8d445..44f37b4c1e 100644 --- a/synapse/storage/_base.py +++ b/synapse/storage/_base.py @@ -311,6 +311,12 @@ class SQLBaseStore(object): after_callbacks = [] exception_callbacks = [] + if LoggingContext.current_context() == LoggingContext.sentinel: + logger.warn( + "Starting db txn '%s' from sentinel context", + desc, + ) + try: result = yield self.runWithConnection( self._new_transaction, diff --git a/synapse/storage/client_ips.py b/synapse/storage/client_ips.py index 77ae10da3d..b8cefd43d6 100644 --- a/synapse/storage/client_ips.py +++ b/synapse/storage/client_ips.py @@ -102,7 +102,7 @@ class ClientIpStore(background_updates.BackgroundUpdateStore): to_update, ) - run_as_background_process( + return run_as_background_process( "update_client_ips", update, ) diff --git a/synapse/storage/devices.py b/synapse/storage/devices.py index cc3cdf2ebc..c0943ecf91 100644 --- a/synapse/storage/devices.py +++ b/synapse/storage/devices.py @@ -21,6 +21,7 @@ from canonicaljson import json from twisted.internet import defer from synapse.api.errors import StoreError +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.util.caches.descriptors import cached, cachedInlineCallbacks, cachedList from ._base import Cache, SQLBaseStore @@ -711,6 +712,9 @@ class DeviceStore(SQLBaseStore): logger.info("Pruned %d device list outbound pokes", txn.rowcount) - return self.runInteraction( - "_prune_old_outbound_device_pokes", _prune_txn + return run_as_background_process( + "prune_old_outbound_device_pokes", + self.runInteraction, + "_prune_old_outbound_device_pokes", + _prune_txn, ) diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py index 8d366d1b91..5d3ee90017 100644 --- a/synapse/storage/event_federation.py +++ b/synapse/storage/event_federation.py @@ -23,6 +23,7 @@ from unpaddedbase64 import encode_base64 from twisted.internet import defer from synapse.api.errors import StoreError +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.storage._base import SQLBaseStore from synapse.storage.events import EventsWorkerStore from synapse.storage.signatures import SignatureWorkerStore @@ -113,9 +114,9 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, sql = ( "SELECT b.event_id, MAX(e.depth) FROM events as e" " INNER JOIN event_edges as g" - " ON g.event_id = e.event_id AND g.room_id = e.room_id" + " ON g.event_id = e.event_id" " INNER JOIN event_backward_extremities as b" - " ON g.prev_event_id = b.event_id AND g.room_id = b.room_id" + " ON g.prev_event_id = b.event_id" " WHERE b.room_id = ? AND g.is_state is ?" " GROUP BY b.event_id" ) @@ -329,8 +330,7 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, "SELECT depth, prev_event_id FROM event_edges" " INNER JOIN events" " ON prev_event_id = events.event_id" - " AND event_edges.room_id = events.room_id" - " WHERE event_edges.room_id = ? AND event_edges.event_id = ?" + " WHERE event_edges.event_id = ?" " AND event_edges.is_state = ?" " LIMIT ?" ) @@ -364,7 +364,7 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, txn.execute( query, - (room_id, event_id, False, limit - len(event_results)) + (event_id, False, limit - len(event_results)) ) for row in txn: @@ -401,7 +401,7 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, query = ( "SELECT prev_event_id FROM event_edges " - "WHERE room_id = ? AND event_id = ? AND is_state = ? " + "WHERE event_id = ? AND is_state = ? " "LIMIT ?" ) @@ -410,7 +410,7 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, for event_id in front: txn.execute( query, - (room_id, event_id, False, limit - len(event_results)) + (event_id, False, limit - len(event_results)) ) for e_id, in txn: @@ -446,7 +446,7 @@ class EventFederationStore(EventFederationWorkerStore): ) hs.get_clock().looping_call( - self._delete_old_forward_extrem_cache, 60 * 60 * 1000 + self._delete_old_forward_extrem_cache, 60 * 60 * 1000, ) def _update_min_depth_for_room_txn(self, txn, room_id, depth): @@ -548,9 +548,11 @@ class EventFederationStore(EventFederationWorkerStore): sql, (self.stream_ordering_month_ago, self.stream_ordering_month_ago,) ) - return self.runInteraction( + return run_as_background_process( + "delete_old_forward_extrem_cache", + self.runInteraction, "_delete_old_forward_extrem_cache", - _delete_old_forward_extrem_cache_txn + _delete_old_forward_extrem_cache_txn, ) def clean_room_for_join(self, room_id): diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py index 29b511ae5e..6840320641 100644 --- a/synapse/storage/event_push_actions.py +++ b/synapse/storage/event_push_actions.py @@ -22,6 +22,7 @@ from canonicaljson import json from twisted.internet import defer +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.storage._base import LoggingTransaction, SQLBaseStore from synapse.util.caches.descriptors import cachedInlineCallbacks @@ -458,11 +459,12 @@ class EventPushActionsWorkerStore(SQLBaseStore): "Error removing push actions after event persistence failure", ) - @defer.inlineCallbacks def _find_stream_orderings_for_times(self): - yield self.runInteraction( + return run_as_background_process( + "event_push_action_stream_orderings", + self.runInteraction, "_find_stream_orderings_for_times", - self._find_stream_orderings_for_times_txn + self._find_stream_orderings_for_times_txn, ) def _find_stream_orderings_for_times_txn(self, txn): @@ -604,7 +606,7 @@ class EventPushActionsStore(EventPushActionsWorkerStore): self._doing_notif_rotation = False self._rotate_notif_loop = self._clock.looping_call( - self._rotate_notifs, 30 * 60 * 1000 + self._start_rotate_notifs, 30 * 60 * 1000, ) def _set_push_actions_for_event_and_users_txn(self, txn, events_and_contexts, @@ -787,6 +789,9 @@ class EventPushActionsStore(EventPushActionsWorkerStore): WHERE room_id = ? AND user_id = ? AND stream_ordering <= ? """, (room_id, user_id, stream_ordering)) + def _start_rotate_notifs(self): + return run_as_background_process("rotate_notifs", self._rotate_notifs) + @defer.inlineCallbacks def _rotate_notifs(self): if self._doing_notif_rotation or self.stream_ordering_day_ago is None: diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 906a405031..2f482af3a1 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -142,15 +142,14 @@ class _EventPeristenceQueue(object): try: queue = self._get_drainining_queue(room_id) for item in queue: - # handle_queue_loop runs in the sentinel logcontext, so - # there is no need to preserve_fn when running the - # callbacks on the deferred. try: ret = yield per_item_callback(item) + except Exception: + with PreserveLoggingContext(): + item.deferred.errback() + else: with PreserveLoggingContext(): item.deferred.callback(ret) - except Exception: - item.deferred.errback() finally: queue = self._event_persist_queues.pop(room_id, None) if queue: @@ -521,7 +520,6 @@ class EventsStore(EventsWorkerStore): iterable=list(new_latest_event_ids), retcols=["prev_event_id"], keyvalues={ - "room_id": room_id, "is_state": False, }, desc="_calculate_new_extremeties", @@ -575,11 +573,13 @@ class EventsStore(EventsWorkerStore): for ev, ctx in events_context: if ctx.state_group is None: - # I don't think this can happen, but let's double-check - raise Exception( - "Context for new extremity event %s has no state " - "group" % (ev.event_id, ), - ) + # This should only happen for outlier events. + if not ev.internal_metadata.is_outlier(): + raise Exception( + "Context for new event %s has no state " + "group" % (ev.event_id, ), + ) + continue if ctx.state_group in state_groups_map: continue @@ -607,7 +607,7 @@ class EventsStore(EventsWorkerStore): for event_id in new_latest_event_ids: # First search in the list of new events we're adding. for ev, ctx in events_context: - if event_id == ev.event_id: + if event_id == ev.event_id and ctx.state_group is not None: event_id_to_state_group[event_id] = ctx.state_group break else: @@ -1137,7 +1137,7 @@ class EventsStore(EventsWorkerStore): ): txn.executemany( "DELETE FROM %s WHERE room_id = ? AND event_id = ?" % (table,), - [(ev.event_id,) for ev, _ in events_and_contexts] + [(ev.room_id, ev.event_id) for ev, _ in events_and_contexts] ) def _store_event_txn(self, txn, events_and_contexts): @@ -1188,7 +1188,6 @@ class EventsStore(EventsWorkerStore): "type": event.type, "processed": True, "outlier": event.internal_metadata.is_outlier(), - "content": encode_json(event.content).decode("UTF-8"), "origin_server_ts": int(event.origin_server_ts), "received_ts": self._clock.time_msec(), "sender": event.sender, diff --git a/synapse/storage/roommember.py b/synapse/storage/roommember.py index 01697ab2c9..027bf8c85e 100644 --- a/synapse/storage/roommember.py +++ b/synapse/storage/roommember.py @@ -461,6 +461,30 @@ class RoomMemberWorkerStore(EventsWorkerStore): def _get_joined_hosts_cache(self, room_id): return _JoinedHostsCache(self, room_id) + @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) + class RoomMemberStore(RoomMemberWorkerStore): def __init__(self, db_conn, hs): @@ -568,32 +592,10 @@ class RoomMemberStore(RoomMemberWorkerStore): ) txn.execute(sql, (user_id, room_id)) - txn.call_after(self.did_forget.invalidate, (user_id, 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" + self._invalidate_cache_and_stream( + txn, self.did_forget, (user_id, room_id,), ) - 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) + return self.runInteraction("forget_membership", f) @defer.inlineCallbacks def _background_add_membership_profile(self, progress, batch_size): diff --git a/synapse/storage/schema/delta/50/make_event_content_nullable.py b/synapse/storage/schema/delta/50/make_event_content_nullable.py new file mode 100644 index 0000000000..7d27342e39 --- /dev/null +++ b/synapse/storage/schema/delta/50/make_event_content_nullable.py @@ -0,0 +1,92 @@ +# -*- 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. + +""" +We want to stop populating 'event.content', so we need to make it nullable. + +If this has to be rolled back, then the following should populate the missing data: + +Postgres: + + UPDATE events SET content=(ej.json::json)->'content' FROM event_json ej + WHERE ej.event_id = events.event_id AND + stream_ordering < ( + SELECT stream_ordering FROM events WHERE content IS NOT NULL + ORDER BY stream_ordering LIMIT 1 + ); + + UPDATE events SET content=(ej.json::json)->'content' FROM event_json ej + WHERE ej.event_id = events.event_id AND + stream_ordering > ( + SELECT stream_ordering FROM events WHERE content IS NOT NULL + ORDER BY stream_ordering DESC LIMIT 1 + ); + +SQLite: + + UPDATE events SET content=( + SELECT json_extract(json,'$.content') FROM event_json ej + WHERE ej.event_id = events.event_id + ) + WHERE + stream_ordering < ( + SELECT stream_ordering FROM events WHERE content IS NOT NULL + ORDER BY stream_ordering LIMIT 1 + ) + OR stream_ordering > ( + SELECT stream_ordering FROM events WHERE content IS NOT NULL + ORDER BY stream_ordering DESC LIMIT 1 + ); + +""" + +import logging + +from synapse.storage.engines import PostgresEngine + +logger = logging.getLogger(__name__) + + +def run_create(cur, database_engine, *args, **kwargs): + pass + + +def run_upgrade(cur, database_engine, *args, **kwargs): + if isinstance(database_engine, PostgresEngine): + cur.execute(""" + ALTER TABLE events ALTER COLUMN content DROP NOT NULL; + """) + return + + # sqlite is an arse about this. ref: https://www.sqlite.org/lang_altertable.html + + cur.execute("SELECT sql FROM sqlite_master WHERE tbl_name='events' AND type='table'") + (oldsql,) = cur.fetchone() + + sql = oldsql.replace("content TEXT NOT NULL", "content TEXT") + if sql == oldsql: + raise Exception("Couldn't find null constraint to drop in %s" % oldsql) + + logger.info("Replacing definition of 'events' with: %s", sql) + + cur.execute("PRAGMA schema_version") + (oldver,) = cur.fetchone() + cur.execute("PRAGMA writable_schema=ON") + cur.execute( + "UPDATE sqlite_master SET sql=? WHERE tbl_name='events' AND type='table'", + (sql, ), + ) + cur.execute("PRAGMA schema_version=%i" % (oldver+1,)) + cur.execute("PRAGMA writable_schema=OFF") diff --git a/synapse/storage/schema/full_schemas/16/event_edges.sql b/synapse/storage/schema/full_schemas/16/event_edges.sql index 52eec88357..6b5a5a88fa 100644 --- a/synapse/storage/schema/full_schemas/16/event_edges.sql +++ b/synapse/storage/schema/full_schemas/16/event_edges.sql @@ -37,7 +37,8 @@ CREATE TABLE IF NOT EXISTS event_edges( event_id TEXT NOT NULL, prev_event_id TEXT NOT NULL, room_id TEXT NOT NULL, - is_state BOOL NOT NULL, + is_state BOOL NOT NULL, -- true if this is a prev_state edge rather than a regular + -- event dag edge. UNIQUE (event_id, prev_event_id, room_id, is_state) ); diff --git a/synapse/storage/schema/full_schemas/16/im.sql b/synapse/storage/schema/full_schemas/16/im.sql index ba5346806e..5f5cb8d01d 100644 --- a/synapse/storage/schema/full_schemas/16/im.sql +++ b/synapse/storage/schema/full_schemas/16/im.sql @@ -19,7 +19,12 @@ CREATE TABLE IF NOT EXISTS events( event_id TEXT NOT NULL, type TEXT NOT NULL, room_id TEXT NOT NULL, - content TEXT NOT NULL, + + -- 'content' used to be created NULLable, but as of delta 50 we drop that constraint. + -- the hack we use to drop the constraint doesn't work for an in-memory sqlite + -- database, which breaks the sytests. Hence, we no longer make it nullable. + content TEXT, + unrecognized_keys TEXT, processed BOOL NOT NULL, outlier BOOL NOT NULL, diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 89a05c4618..b27b3ae144 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -186,7 +186,17 @@ class StateGroupWorkerStore(SQLBaseStore): @defer.inlineCallbacks def _get_state_groups_from_groups(self, groups, types): - """Returns dictionary state_group -> (dict of (type, state_key) -> event id) + """Returns the state groups for a given set of groups, filtering on + types of state events. + + Args: + groups(list[int]): list of state group IDs to query + types (Iterable[str, str|None]|None): list of 2-tuples of the form + (`type`, `state_key`), where a `state_key` of `None` matches all + state_keys for the `type`. If None, all types are returned. + + Returns: + dictionary state_group -> (dict of (type, state_key) -> event id) """ results = {} @@ -200,8 +210,11 @@ class StateGroupWorkerStore(SQLBaseStore): defer.returnValue(results) - def _get_state_groups_from_groups_txn(self, txn, groups, types=None): + def _get_state_groups_from_groups_txn( + self, txn, groups, types=None, + ): results = {group: {} for group in groups} + if types is not None: types = list(set(types)) # deduplicate types list @@ -239,7 +252,7 @@ class StateGroupWorkerStore(SQLBaseStore): # Turns out that postgres doesn't like doing a list of OR's and # is about 1000x slower, so we just issue a query for each specific # type seperately. - if types: + if types is not None: clause_to_args = [ ( "AND type = ? AND state_key = ?", @@ -278,6 +291,7 @@ class StateGroupWorkerStore(SQLBaseStore): 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 = "" @@ -332,16 +346,20 @@ class StateGroupWorkerStore(SQLBaseStore): return results @defer.inlineCallbacks - def get_state_for_events(self, event_ids, types): + def get_state_for_events(self, event_ids, types, filtered_types=None): """Given a list of event_ids and type tuples, return a list of state dicts for each event. The state dicts will only have the type/state_keys that are in the `types` list. Args: - event_ids (list) - types (list): List of (type, state_key) tuples which are used to - filter the state fetched. `state_key` may be None, which matches - any `state_key` + event_ids (list[string]) + types (list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + May be None, which matches any key. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: deferred: A list of dicts corresponding to the event_ids given. @@ -352,7 +370,7 @@ class StateGroupWorkerStore(SQLBaseStore): ) groups = set(itervalues(event_to_groups)) - group_to_state = yield self._get_state_for_groups(groups, types) + group_to_state = yield self._get_state_for_groups(groups, types, filtered_types) state_event_map = yield self.get_events( [ev_id for sd in itervalues(group_to_state) for ev_id in itervalues(sd)], @@ -371,15 +389,19 @@ class StateGroupWorkerStore(SQLBaseStore): defer.returnValue({event: event_to_state[event] for event in event_ids}) @defer.inlineCallbacks - def get_state_ids_for_events(self, event_ids, types=None): + def get_state_ids_for_events(self, event_ids, types=None, filtered_types=None): """ Get the state dicts corresponding to a list of events Args: event_ids(list(str)): events whose state should be returned - types(list[(str, str)]|None): List of (type, state_key) tuples - which are used to filter the state fetched. May be None, which - matches any key + types(list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + May be None, which matches any key. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: A deferred dict from event_id -> (type, state_key) -> state_event @@ -389,7 +411,7 @@ class StateGroupWorkerStore(SQLBaseStore): ) groups = set(itervalues(event_to_groups)) - group_to_state = yield self._get_state_for_groups(groups, types) + group_to_state = yield self._get_state_for_groups(groups, types, filtered_types) event_to_state = { event_id: group_to_state[group] @@ -399,37 +421,45 @@ class StateGroupWorkerStore(SQLBaseStore): defer.returnValue({event: event_to_state[event] for event in event_ids}) @defer.inlineCallbacks - def get_state_for_event(self, event_id, types=None): + def get_state_for_event(self, event_id, types=None, filtered_types=None): """ Get the state dict corresponding to a particular event Args: event_id(str): event whose state should be returned - types(list[(str, str)]|None): List of (type, state_key) tuples - which are used to filter the state fetched. May be None, which - matches any key + types(list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + May be None, which matches any key. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: A deferred dict from (type, state_key) -> state_event """ - state_map = yield self.get_state_for_events([event_id], types) + state_map = yield self.get_state_for_events([event_id], types, filtered_types) defer.returnValue(state_map[event_id]) @defer.inlineCallbacks - def get_state_ids_for_event(self, event_id, types=None): + def get_state_ids_for_event(self, event_id, types=None, filtered_types=None): """ Get the state dict corresponding to a particular event Args: event_id(str): event whose state should be returned - types(list[(str, str)]|None): List of (type, state_key) tuples - which are used to filter the state fetched. May be None, which - matches any key + types(list[(str, str|None)]|None): List of (type, state_key) tuples + which are used to filter the state fetched. If `state_key` is None, + all events are returned of the given type. + May be None, which matches any key. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: A deferred dict from (type, state_key) -> state_event """ - state_map = yield self.get_state_ids_for_events([event_id], types) + state_map = yield self.get_state_ids_for_events([event_id], types, filtered_types) defer.returnValue(state_map[event_id]) @cached(max_entries=50000) @@ -460,56 +490,73 @@ class StateGroupWorkerStore(SQLBaseStore): defer.returnValue({row["event_id"]: row["state_group"] for row in rows}) - def _get_some_state_from_cache(self, group, types): + def _get_some_state_from_cache(self, group, types, filtered_types=None): """Checks if group is in cache. See `_get_state_for_groups` - Returns 3-tuple (`state_dict`, `missing_types`, `got_all`). - `missing_types` is the list of types that aren't in the cache for that - group. `got_all` is a bool indicating if we successfully retrieved all + Args: + group(int): The state group to lookup + types(list[str, str|None]): List of 2-tuples of the form + (`type`, `state_key`), where a `state_key` of `None` matches all + state_keys for the `type`. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. + + Returns 2-tuple (`state_dict`, `got_all`). + `got_all` is a bool indicating if we successfully retrieved all requests state from the cache, if False we need to query the DB for the missing state. - - Args: - group: The state group to lookup - types (list): List of 2-tuples of the form (`type`, `state_key`), - where a `state_key` of `None` matches all state_keys for the - `type`. """ is_all, known_absent, state_dict_ids = self._state_group_cache.get(group) type_to_key = {} - missing_types = set() + + # tracks whether any of ourrequested types are missing from the cache + missing_types = False for typ, state_key in types: key = (typ, state_key) - if state_key is None: + + if ( + state_key is None or + (filtered_types is not None and typ not in filtered_types) + ): type_to_key[typ] = None - missing_types.add(key) + # we mark the type as missing from the cache because + # when the cache was populated it might have been done with a + # restricted set of state_keys, so the wildcard will not work + # and the cache may be incomplete. + missing_types = True else: if type_to_key.get(typ, object()) is not None: type_to_key.setdefault(typ, set()).add(state_key) if key not in state_dict_ids and key not in known_absent: - missing_types.add(key) + missing_types = True sentinel = object() def include(typ, state_key): valid_state_keys = type_to_key.get(typ, sentinel) if valid_state_keys is sentinel: - return False + return filtered_types is not None and typ not in filtered_types if valid_state_keys is None: return True if state_key in valid_state_keys: return True return False - got_all = is_all or not missing_types + got_all = is_all + if not got_all: + # the cache is incomplete. We may still have got all the results we need, if + # we don't have any wildcards in the match list. + if not missing_types and filtered_types is None: + got_all = True return { k: v for k, v in iteritems(state_dict_ids) if include(k[0], k[1]) - }, missing_types, got_all + }, got_all def _get_all_state_from_cache(self, group): """Checks if group is in cache. See `_get_state_for_groups` @@ -526,7 +573,7 @@ class StateGroupWorkerStore(SQLBaseStore): return state_dict_ids, is_all @defer.inlineCallbacks - def _get_state_for_groups(self, groups, types=None): + def _get_state_for_groups(self, groups, types=None, filtered_types=None): """Gets the state at each of a list of state groups, optionally filtering by type/state_key @@ -540,6 +587,9 @@ class StateGroupWorkerStore(SQLBaseStore): Otherwise, each entry should be a `(type, state_key)` tuple to include in the response. A `state_key` of None is a wildcard meaning that we require all state with that type. + filtered_types(list[str]|None): Only apply filtering via `types` to this + list of event types. Other types of events are returned unfiltered. + If None, `types` filtering is applied to all events. Returns: Deferred[dict[int, dict[(type, state_key), EventBase]]] @@ -551,8 +601,8 @@ class StateGroupWorkerStore(SQLBaseStore): missing_groups = [] if types is not None: for group in set(groups): - state_dict_ids, _, got_all = self._get_some_state_from_cache( - group, types, + state_dict_ids, got_all = self._get_some_state_from_cache( + group, types, filtered_types ) results[group] = state_dict_ids @@ -579,13 +629,13 @@ class StateGroupWorkerStore(SQLBaseStore): # cache. Hence, if we are doing a wildcard lookup, populate the # cache fully so that we can do an efficient lookup next time. - if types and any(k is None for (t, k) in types): + if filtered_types or (types and any(k is None for (t, k) in types)): types_to_fetch = None else: types_to_fetch = types group_to_state_dict = yield self._get_state_groups_from_groups( - missing_groups, types_to_fetch, + missing_groups, types_to_fetch ) for group, group_state_dict in iteritems(group_to_state_dict): @@ -595,7 +645,10 @@ class StateGroupWorkerStore(SQLBaseStore): if types: for k, v in iteritems(group_state_dict): (typ, _) = k - if k in types or (typ, None) in types: + if ( + (k in types or (typ, None) in types) or + (filtered_types and typ not in filtered_types) + ): state_dict[k] = v else: state_dict.update(group_state_dict) diff --git a/synapse/storage/transactions.py b/synapse/storage/transactions.py index c3bc94f56d..428e7fa36e 100644 --- a/synapse/storage/transactions.py +++ b/synapse/storage/transactions.py @@ -22,6 +22,7 @@ from canonicaljson import encode_canonical_json, json from twisted.internet import defer +from synapse.metrics.background_process_metrics import run_as_background_process from synapse.util.caches.descriptors import cached from ._base import SQLBaseStore @@ -57,7 +58,7 @@ class TransactionStore(SQLBaseStore): def __init__(self, db_conn, hs): super(TransactionStore, self).__init__(db_conn, hs) - self._clock.looping_call(self._cleanup_transactions, 30 * 60 * 1000) + self._clock.looping_call(self._start_cleanup_transactions, 30 * 60 * 1000) def get_received_txn_response(self, transaction_id, origin): """For an incoming transaction from a given origin, check if we have @@ -271,6 +272,11 @@ class TransactionStore(SQLBaseStore): txn.execute(query, (self._clock.time_msec(),)) return self.cursor_to_dict(txn) + def _start_cleanup_transactions(self): + return run_as_background_process( + "cleanup_transactions", self._cleanup_transactions, + ) + def _cleanup_transactions(self): now = self._clock.time_msec() month_ago = now - 30 * 24 * 60 * 60 * 1000 diff --git a/synapse/util/caches/expiringcache.py b/synapse/util/caches/expiringcache.py index 465adc54a8..ce85b2ae11 100644 --- a/synapse/util/caches/expiringcache.py +++ b/synapse/util/caches/expiringcache.py @@ -64,7 +64,7 @@ class ExpiringCache(object): return def f(): - run_as_background_process( + return run_as_background_process( "prune_cache_%s" % self._cache_name, self._prune_cache, ) |