diff options
Diffstat (limited to 'synapse/storage')
| -rw-r--r-- | synapse/storage/__init__.py | 50 | ||||
| -rw-r--r-- | synapse/storage/prepare_database.py | 2 | ||||
| -rw-r--r-- | synapse/storage/presence.py | 170 | ||||
| -rw-r--r-- | synapse/storage/schema/delta/30/presence_stream.sql | 30 | ||||
| -rw-r--r-- | synapse/storage/util/id_generators.py | 4 |
5 files changed, 201 insertions, 55 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index 5a9e7720d9..8c3cf9e801 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -20,7 +20,7 @@ from .appservice import ( from ._base import Cache from .directory import DirectoryStore from .events import EventsStore -from .presence import PresenceStore +from .presence import PresenceStore, UserPresenceState from .profile import ProfileStore from .registration import RegistrationStore from .room import RoomStore @@ -47,6 +47,7 @@ from .account_data import AccountDataStore from util.id_generators import IdGenerator, StreamIdGenerator +from synapse.api.constants import PresenceState from synapse.util.caches.stream_change_cache import StreamChangeCache @@ -110,6 +111,9 @@ class DataStore(RoomMemberStore, RoomStore, 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" + ) self._transaction_id_gen = IdGenerator("sent_transactions", "id", self) self._state_groups_id_gen = IdGenerator("state_groups", "id", self) @@ -119,7 +123,7 @@ class DataStore(RoomMemberStore, RoomStore, self._push_rule_id_gen = IdGenerator("push_rules", "id", self) self._push_rules_enable_id_gen = IdGenerator("push_rules_enable", "id", self) - events_max = self._stream_id_gen.get_max_token(None) + events_max = self._stream_id_gen.get_max_token() event_cache_prefill, min_event_val = self._get_cache_dict( db_conn, "events", entity_column="room_id", @@ -135,13 +139,31 @@ class DataStore(RoomMemberStore, RoomStore, "MembershipStreamChangeCache", events_max, ) - account_max = self._account_data_id_gen.get_max_token(None) + account_max = self._account_data_id_gen.get_max_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( + db_conn, "presence_stream", + entity_column="user_id", + stream_column="stream_id", + max_value=self._presence_id_gen.get_max_token(), + ) + self.presence_stream_cache = StreamChangeCache( + "PresenceStreamChangeCache", min_presence_val, + prefilled_cache=presence_cache_prefill + ) + super(DataStore, self).__init__(hs) + def take_presence_startup_info(self): + active_on_startup = self.__presence_on_startup + self.__presence_on_startup = None + return active_on_startup + def _get_cache_dict(self, db_conn, table, entity_column, stream_column, max_value): # Fetch a mapping of room_id -> max stream position for "recent" rooms. # It doesn't really matter how many we get, the StreamChangeCache will @@ -161,6 +183,7 @@ class DataStore(RoomMemberStore, RoomStore, txn = db_conn.cursor() txn.execute(sql, (int(max_value),)) rows = txn.fetchall() + txn.close() cache = { row[0]: int(row[1]) @@ -174,6 +197,27 @@ class DataStore(RoomMemberStore, RoomStore, return cache, min_val + def _get_active_presence(self, db_conn): + """Fetch non-offline presence from the database so that we can register + the appropriate time outs. + """ + + sql = ( + "SELECT user_id, state, last_active, last_federation_update," + " last_user_sync, status_msg, currently_active FROM presence_stream" + " WHERE state != ?" + ) + sql = self.database_engine.convert_param_style(sql) + + txn = db_conn.cursor() + txn.execute(sql, (PresenceState.OFFLINE,)) + rows = self.cursor_to_dict(txn) + + for row in rows: + row["currently_active"] = bool(row["currently_active"]) + + return [UserPresenceState(**row) for row in rows] + @defer.inlineCallbacks def insert_client_ip(self, user, access_token, ip, user_agent): now = int(self._clock.time_msec()) diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py index 850736c85e..0fd5d497ab 100644 --- a/synapse/storage/prepare_database.py +++ b/synapse/storage/prepare_database.py @@ -25,7 +25,7 @@ logger = logging.getLogger(__name__) # Remember to update this number every time a change is made to database # schema files, so the users will be informed on server restarts. -SCHEMA_VERSION = 29 +SCHEMA_VERSION = 30 dir_path = os.path.abspath(os.path.dirname(__file__)) diff --git a/synapse/storage/presence.py b/synapse/storage/presence.py index ef525f34c5..b133979102 100644 --- a/synapse/storage/presence.py +++ b/synapse/storage/presence.py @@ -14,73 +14,128 @@ # limitations under the License. from ._base import SQLBaseStore -from synapse.util.caches.descriptors import cached, cachedList +from synapse.api.constants import PresenceState +from synapse.util.caches.descriptors import cached, cachedInlineCallbacks +from collections import namedtuple from twisted.internet import defer -class PresenceStore(SQLBaseStore): - def create_presence(self, user_localpart): - res = self._simple_insert( - table="presence", - values={"user_id": user_localpart}, - desc="create_presence", +class UserPresenceState(namedtuple("UserPresenceState", + ("user_id", "state", "last_active", "last_federation_update", + "last_user_sync", "status_msg", "currently_active"))): + """Represents the current presence state of the user. + + user_id (str) + last_active (int): Time in msec that the user last interacted with server. + last_federation_update (int): Time in msec since either a) we sent a presence + update to other servers or b) we received a presence update, depending + on if is a local user or not. + last_user_sync (int): Time in msec that the user last *completed* a sync + (or event stream). + status_msg (str): User set status message. + """ + + def copy_and_replace(self, **kwargs): + return self._replace(**kwargs) + + @classmethod + def default(cls, user_id): + """Returns a default presence state. + """ + return cls( + user_id=user_id, + state=PresenceState.OFFLINE, + last_active=0, + last_federation_update=0, + last_user_sync=0, + status_msg=None, + currently_active=False, ) - self.get_presence_state.invalidate((user_localpart,)) - return res - def has_presence_state(self, user_localpart): - return self._simple_select_one( - table="presence", - keyvalues={"user_id": user_localpart}, - retcols=["user_id"], - allow_none=True, - desc="has_presence_state", +class PresenceStore(SQLBaseStore): + @defer.inlineCallbacks + def update_presence(self, presence_states): + stream_id_manager = yield self._presence_id_gen.get_next(self) + with stream_id_manager as stream_id: + yield self.runInteraction( + "update_presence", + self._update_presence_txn, stream_id, presence_states, + ) + + defer.returnValue((stream_id, self._presence_id_gen.get_max_token())) + + def _update_presence_txn(self, txn, stream_id, presence_states): + for state in presence_states: + txn.call_after( + self.presence_stream_cache.entity_has_changed, + state.user_id, stream_id, + ) + + # Actually insert new rows + self._simple_insert_many_txn( + txn, + table="presence_stream", + values=[ + { + "stream_id": stream_id, + "user_id": state.user_id, + "state": state.state, + "last_active": state.last_active, + "last_federation_update": state.last_federation_update, + "last_user_sync": state.last_user_sync, + "status_msg": state.status_msg, + "currently_active": state.currently_active, + } + for state in presence_states + ], ) - @cached(max_entries=2000) - def get_presence_state(self, user_localpart): - return self._simple_select_one( - table="presence", - keyvalues={"user_id": user_localpart}, - retcols=["state", "status_msg", "mtime"], - desc="get_presence_state", + # Delete old rows to stop database from getting really big + sql = ( + "DELETE FROM presence_stream WHERE" + " stream_id < ?" + " AND user_id IN (%s)" ) - @cachedList(get_presence_state.cache, list_name="user_localparts", - inlineCallbacks=True) - def get_presence_states(self, user_localparts): + batches = ( + presence_states[i:i + 50] + for i in xrange(0, len(presence_states), 50) + ) + for states in batches: + args = [stream_id] + args.extend(s.user_id for s in states) + txn.execute( + sql % (",".join("?" for _ in states),), + args + ) + + @defer.inlineCallbacks + def get_presence_for_users(self, user_ids): rows = yield self._simple_select_many_batch( - table="presence", + table="presence_stream", column="user_id", - iterable=user_localparts, - retcols=("user_id", "state", "status_msg", "mtime",), - desc="get_presence_states", + iterable=user_ids, + keyvalues={}, + retcols=( + "user_id", + "state", + "last_active", + "last_federation_update", + "last_user_sync", + "status_msg", + "currently_active", + ), ) - defer.returnValue({ - row["user_id"]: { - "state": row["state"], - "status_msg": row["status_msg"], - "mtime": row["mtime"], - } - for row in rows - }) + for row in rows: + row["currently_active"] = bool(row["currently_active"]) - @defer.inlineCallbacks - def set_presence_state(self, user_localpart, new_state): - res = yield self._simple_update_one( - table="presence", - keyvalues={"user_id": user_localpart}, - updatevalues={"state": new_state["state"], - "status_msg": new_state["status_msg"], - "mtime": self._clock.time_msec()}, - desc="set_presence_state", - ) + defer.returnValue([UserPresenceState(**row) for row in rows]) - self.get_presence_state.invalidate((user_localpart,)) - defer.returnValue(res) + def get_current_presence_token(self): + return self._presence_id_gen.get_max_token() def allow_presence_visible(self, observed_localpart, observer_userid): return self._simple_insert( @@ -128,6 +183,7 @@ class PresenceStore(SQLBaseStore): desc="set_presence_list_accepted", ) self.get_presence_list_accepted.invalidate((observer_localpart,)) + self.get_presence_list_observers_accepted.invalidate((observed_userid,)) defer.returnValue(result) def get_presence_list(self, observer_localpart, accepted=None): @@ -154,6 +210,19 @@ class PresenceStore(SQLBaseStore): desc="get_presence_list_accepted", ) + @cachedInlineCallbacks() + def get_presence_list_observers_accepted(self, observed_userid): + user_localparts = yield self._simple_select_onecol( + table="presence_list", + keyvalues={"observed_user_id": observed_userid, "accepted": True}, + retcol="user_id", + desc="get_presence_list_accepted", + ) + + defer.returnValue([ + "@%s:%s" % (u, self.hs.hostname,) for u in user_localparts + ]) + @defer.inlineCallbacks def del_presence_list(self, observer_localpart, observed_userid): yield self._simple_delete_one( @@ -163,3 +232,4 @@ class PresenceStore(SQLBaseStore): desc="del_presence_list", ) self.get_presence_list_accepted.invalidate((observer_localpart,)) + self.get_presence_list_observers_accepted.invalidate((observed_userid,)) diff --git a/synapse/storage/schema/delta/30/presence_stream.sql b/synapse/storage/schema/delta/30/presence_stream.sql new file mode 100644 index 0000000000..14f5e3d30a --- /dev/null +++ b/synapse/storage/schema/delta/30/presence_stream.sql @@ -0,0 +1,30 @@ +/* Copyright 2016 OpenMarket 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. + */ + + + CREATE TABLE presence_stream( + stream_id BIGINT, + user_id TEXT, + state TEXT, + last_active BIGINT, + last_federation_update BIGINT, + last_user_sync BIGINT, + status_msg TEXT, + currently_active BOOLEAN + ); + + CREATE INDEX presence_stream_id ON presence_stream(stream_id, user_id); + CREATE INDEX presence_stream_user_id ON presence_stream(user_id); + CREATE INDEX presence_stream_state ON presence_stream(state); diff --git a/synapse/storage/util/id_generators.py b/synapse/storage/util/id_generators.py index 5c522f4ab9..5ce54f76de 100644 --- a/synapse/storage/util/id_generators.py +++ b/synapse/storage/util/id_generators.py @@ -130,9 +130,11 @@ class StreamIdGenerator(object): return manager() - def get_max_token(self, store): + def get_max_token(self, *args): """Returns the maximum stream id such that all stream ids less than or equal to it have been successfully persisted. + + Used to take a DataStore param, which is no longer needed. """ with self._lock: if self._unfinished_ids: |