diff --git a/synapse/api/filtering.py b/synapse/api/filtering.py index 4f5a4281fa..3b3ef70750 100644 --- a/synapse/api/filtering.py +++ b/synapse/api/filtering.py @@ -191,6 +191,17 @@ class Filter(object): def __init__(self, filter_json): self.filter_json = filter_json + self.types = self.filter_json.get("types", None) + self.not_types = self.filter_json.get("not_types", []) + + self.rooms = self.filter_json.get("rooms", None) + self.not_rooms = self.filter_json.get("not_rooms", []) + + self.senders = self.filter_json.get("senders", None) + self.not_senders = self.filter_json.get("not_senders", []) + + self.contains_url = self.filter_json.get("contains_url", None) + def check(self, event): """Checks whether the filter matches the given event. @@ -209,9 +220,10 @@ class Filter(object): event.get("room_id", None), sender, event.get("type", None), + "url" in event.get("content", {}) ) - def check_fields(self, room_id, sender, event_type): + def check_fields(self, room_id, sender, event_type, contains_url): """Checks whether the filter matches the given event fields. Returns: @@ -225,15 +237,20 @@ class Filter(object): for name, match_func in literal_keys.items(): not_name = "not_%s" % (name,) - disallowed_values = self.filter_json.get(not_name, []) + disallowed_values = getattr(self, not_name) if any(map(match_func, disallowed_values)): return False - allowed_values = self.filter_json.get(name, None) + allowed_values = getattr(self, name) if allowed_values is not None: if not any(map(match_func, allowed_values)): return False + contains_url_filter = self.filter_json.get("contains_url") + if contains_url_filter is not None: + if contains_url_filter != contains_url: + return False + return True def filter_rooms(self, room_ids): diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index ad2753c1b5..dc76d34a52 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -66,7 +66,7 @@ class MessageHandler(BaseHandler): @defer.inlineCallbacks def get_messages(self, requester, room_id=None, pagin_config=None, - as_client_event=True): + as_client_event=True, event_filter=None): """Get messages in a room. Args: @@ -75,11 +75,11 @@ class MessageHandler(BaseHandler): pagin_config (synapse.api.streams.PaginationConfig): The pagination config rules to apply, if any. as_client_event (bool): True to get events in client-server format. + event_filter (Filter): Filter to apply to results or None Returns: dict: Pagination API results """ user_id = requester.user.to_string() - data_source = self.hs.get_event_sources().sources["room"] if pagin_config.from_token: room_token = pagin_config.from_token.room_key @@ -129,8 +129,13 @@ class MessageHandler(BaseHandler): room_id, max_topo ) - events, next_key = yield data_source.get_pagination_rows( - requester.user, source_config, room_id + events, next_key = yield self.store.paginate_room_events( + room_id=room_id, + from_key=source_config.from_key, + to_key=source_config.to_key, + direction=source_config.direction, + limit=source_config.limit, + event_filter=event_filter, ) next_token = pagin_config.from_token.copy_and_replace( @@ -144,6 +149,9 @@ class MessageHandler(BaseHandler): "end": next_token.to_string(), }) + if event_filter: + events = event_filter.filter(events) + events = yield filter_events_for_client( self.store, user_id, diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py index 86fbe2747d..866a1e9120 100644 --- a/synapse/rest/client/v1/room.py +++ b/synapse/rest/client/v1/room.py @@ -20,12 +20,14 @@ from .base import ClientV1RestServlet, client_path_patterns from synapse.api.errors import SynapseError, Codes, AuthError from synapse.streams.config import PaginationConfig from synapse.api.constants import EventTypes, Membership +from synapse.api.filtering import Filter from synapse.types import UserID, RoomID, RoomAlias from synapse.events.utils import serialize_event from synapse.http.servlet import parse_json_object_from_request import logging import urllib +import ujson as json logger = logging.getLogger(__name__) @@ -327,12 +329,19 @@ class RoomMessageListRestServlet(ClientV1RestServlet): request, default_limit=10, ) as_client_event = "raw" not in request.args + filter_bytes = request.args.get("filter", None) + if filter_bytes: + filter_json = urllib.unquote(filter_bytes[-1]).decode("UTF-8") + event_filter = Filter(json.loads(filter_json)) + else: + event_filter = None handler = self.handlers.message_handler msgs = yield handler.get_messages( room_id=room_id, requester=requester, pagin_config=pagination_config, - as_client_event=as_client_event + as_client_event=as_client_event, + event_filter=event_filter, ) defer.returnValue((200, msgs)) diff --git a/synapse/storage/events.py b/synapse/storage/events.py index 9d74fd159d..6610549281 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -152,6 +152,7 @@ _EventCacheEntry = namedtuple("_EventCacheEntry", ("event", "redacted_event")) class EventsStore(SQLBaseStore): EVENT_ORIGIN_SERVER_TS_NAME = "event_origin_server_ts" + EVENT_FIELDS_SENDER_URL_UPDATE_NAME = "event_fields_sender_url" def __init__(self, hs): super(EventsStore, self).__init__(hs) @@ -159,6 +160,10 @@ class EventsStore(SQLBaseStore): self.register_background_update_handler( self.EVENT_ORIGIN_SERVER_TS_NAME, self._background_reindex_origin_server_ts ) + self.register_background_update_handler( + self.EVENT_FIELDS_SENDER_URL_UPDATE_NAME, + self._background_reindex_fields_sender, + ) self._event_persist_queue = _EventPeristenceQueue() @@ -576,6 +581,11 @@ class EventsStore(SQLBaseStore): "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, + "contains_url": ( + "url" in event.content + and isinstance(event.content["url"], basestring) + ), } for event, _ in events_and_contexts ], @@ -1115,6 +1125,78 @@ class EventsStore(SQLBaseStore): ret = yield self.runInteraction("count_messages", _count_messages) defer.returnValue(ret) + @defer.inlineCallbacks + def _background_reindex_fields_sender(self, progress, batch_size): + target_min_stream_id = progress["target_min_stream_id_inclusive"] + max_stream_id = progress["max_stream_id_exclusive"] + rows_inserted = progress.get("rows_inserted", 0) + + INSERT_CLUMP_SIZE = 1000 + + def reindex_txn(txn): + sql = ( + "SELECT stream_ordering, event_id, json FROM events" + " INNER JOIN event_json USING (event_id)" + " WHERE ? <= stream_ordering AND stream_ordering < ?" + " ORDER BY stream_ordering DESC" + " LIMIT ?" + ) + + txn.execute(sql, (target_min_stream_id, max_stream_id, batch_size)) + + rows = txn.fetchall() + if not rows: + return 0 + + min_stream_id = rows[-1][0] + + update_rows = [] + for row in rows: + try: + event_id = row[1] + event_json = json.loads(row[2]) + sender = event_json["sender"] + content = event_json["content"] + + contains_url = "url" in content + if contains_url: + contains_url &= isinstance(content["url"], basestring) + except (KeyError, AttributeError): + # If the event is missing a necessary field then + # skip over it. + continue + + update_rows.append((sender, contains_url, event_id)) + + sql = ( + "UPDATE events SET sender = ?, contains_url = ? WHERE event_id = ?" + ) + + for index in range(0, len(update_rows), INSERT_CLUMP_SIZE): + clump = update_rows[index:index + INSERT_CLUMP_SIZE] + txn.executemany(sql, clump) + + progress = { + "target_min_stream_id_inclusive": target_min_stream_id, + "max_stream_id_exclusive": min_stream_id, + "rows_inserted": rows_inserted + len(rows) + } + + self._background_update_progress_txn( + txn, self.EVENT_FIELDS_SENDER_URL_UPDATE_NAME, progress + ) + + return len(rows) + + result = yield self.runInteraction( + self.EVENT_FIELDS_SENDER_URL_UPDATE_NAME, reindex_txn + ) + + if not result: + yield self._end_background_update(self.EVENT_FIELDS_SENDER_URL_UPDATE_NAME) + + defer.returnValue(result) + @defer.inlineCallbacks def _background_reindex_origin_server_ts(self, progress, batch_size): target_min_stream_id = progress["target_min_stream_id_inclusive"] diff --git a/synapse/storage/schema/delta/33/event_fields.py b/synapse/storage/schema/delta/33/event_fields.py new file mode 100644 index 0000000000..83066cccc9 --- /dev/null +++ b/synapse/storage/schema/delta/33/event_fields.py @@ -0,0 +1,60 @@ +# 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. + +from synapse.storage.prepare_database import get_statements + +import logging +import ujson + +logger = logging.getLogger(__name__) + + +ALTER_TABLE = """ +ALTER TABLE events ADD COLUMN sender TEXT; +ALTER TABLE events ADD COLUMN contains_url BOOLEAN; +""" + + +def run_create(cur, database_engine, *args, **kwargs): + for statement in get_statements(ALTER_TABLE.splitlines()): + cur.execute(statement) + + cur.execute("SELECT MIN(stream_ordering) FROM events") + rows = cur.fetchall() + min_stream_id = rows[0][0] + + cur.execute("SELECT MAX(stream_ordering) FROM events") + rows = cur.fetchall() + max_stream_id = rows[0][0] + + if min_stream_id is not None and max_stream_id is not None: + progress = { + "target_min_stream_id_inclusive": min_stream_id, + "max_stream_id_exclusive": max_stream_id + 1, + "rows_inserted": 0, + } + progress_json = ujson.dumps(progress) + + sql = ( + "INSERT into background_updates (update_name, progress_json)" + " VALUES (?, ?)" + ) + + sql = database_engine.convert_param_style(sql) + + cur.execute(sql, ("event_fields_sender_url", progress_json)) + + +def run_upgrade(cur, database_engine, *args, **kwargs): + pass diff --git a/synapse/storage/stream.py b/synapse/storage/stream.py index c33ac5a8d7..862c5c3ea1 100644 --- a/synapse/storage/stream.py +++ b/synapse/storage/stream.py @@ -95,6 +95,54 @@ def upper_bound(token, engine, inclusive=True): ) +def filter_to_clause(event_filter): + # NB: This may create SQL clauses that don't optimise well (and we don't + # have indices on all possible clauses). E.g. it may create + # "room_id == X AND room_id != X", which postgres doesn't optimise. + + if not event_filter: + return "", [] + + clauses = [] + args = [] + + if event_filter.types: + clauses.append( + "(%s)" % " OR ".join("type = ?" for _ in event_filter.types) + ) + args.extend(event_filter.types) + + for typ in event_filter.not_types: + clauses.append("type != ?") + args.append(typ) + + if event_filter.senders: + clauses.append( + "(%s)" % " OR ".join("sender = ?" for _ in event_filter.senders) + ) + args.extend(event_filter.senders) + + for sender in event_filter.not_senders: + clauses.append("sender != ?") + args.append(sender) + + if event_filter.rooms: + clauses.append( + "(%s)" % " OR ".join("room_id = ?" for _ in event_filter.rooms) + ) + args.extend(event_filter.rooms) + + for room_id in event_filter.not_rooms: + clauses.append("room_id != ?") + args.append(room_id) + + if event_filter.contains_url: + clauses.append("contains_url = ?") + args.append(event_filter.contains_url) + + return " AND ".join(clauses), args + + class StreamStore(SQLBaseStore): @defer.inlineCallbacks def get_appservice_room_stream(self, service, from_key, to_key, limit=0): @@ -320,7 +368,7 @@ class StreamStore(SQLBaseStore): @defer.inlineCallbacks def paginate_room_events(self, room_id, from_key, to_key=None, - direction='b', limit=-1): + 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. @@ -344,6 +392,12 @@ class StreamStore(SQLBaseStore): 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 ?" diff --git a/tests/storage/event_injector.py b/tests/storage/event_injector.py index f22ba8db89..38556da9a7 100644 --- a/tests/storage/event_injector.py +++ b/tests/storage/event_injector.py @@ -30,6 +30,7 @@ class EventInjector: def create_room(self, room): builder = self.event_builder_factory.new({ "type": EventTypes.Create, + "sender": "", "room_id": room.to_string(), "content": {}, }) diff --git a/tests/storage/test_events.py b/tests/storage/test_events.py index 18a6cff0c7..3762b38e37 100644 --- a/tests/storage/test_events.py +++ b/tests/storage/test_events.py @@ -37,7 +37,7 @@ class EventsStoreTestCase(unittest.TestCase): @defer.inlineCallbacks def test_count_daily_messages(self): - self.db_pool.runQuery("DELETE FROM stats_reporting") + yield self.db_pool.runQuery("DELETE FROM stats_reporting") self.hs.clock.now = 100 @@ -60,7 +60,7 @@ class EventsStoreTestCase(unittest.TestCase): # it isn't old enough. count = yield self.store.count_daily_messages() self.assertIsNone(count) - self._assert_stats_reporting(1, self.hs.clock.now) + yield self._assert_stats_reporting(1, self.hs.clock.now) # Already reported yesterday, two new events from today. yield self.event_injector.inject_message(room, user, "Yeah they are!") @@ -68,21 +68,21 @@ class EventsStoreTestCase(unittest.TestCase): self.hs.clock.now += 60 * 60 * 24 count = yield self.store.count_daily_messages() self.assertEqual(2, count) # 2 since yesterday - self._assert_stats_reporting(3, self.hs.clock.now) # 3 ever + yield self._assert_stats_reporting(3, self.hs.clock.now) # 3 ever # Last reported too recently. yield self.event_injector.inject_message(room, user, "Who could disagree?") self.hs.clock.now += 60 * 60 * 22 count = yield self.store.count_daily_messages() self.assertIsNone(count) - self._assert_stats_reporting(4, self.hs.clock.now) + yield self._assert_stats_reporting(4, self.hs.clock.now) # Last reported too long ago yield self.event_injector.inject_message(room, user, "No one.") self.hs.clock.now += 60 * 60 * 26 count = yield self.store.count_daily_messages() self.assertIsNone(count) - self._assert_stats_reporting(5, self.hs.clock.now) + yield self._assert_stats_reporting(5, self.hs.clock.now) # And now let's actually report something yield self.event_injector.inject_message(room, user, "Indeed.") @@ -92,7 +92,7 @@ class EventsStoreTestCase(unittest.TestCase): self.hs.clock.now += (60 * 60 * 24) + 50 count = yield self.store.count_daily_messages() self.assertEqual(3, count) - self._assert_stats_reporting(8, self.hs.clock.now) + yield self._assert_stats_reporting(8, self.hs.clock.now) @defer.inlineCallbacks def _get_last_stream_token(self):