diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/handlers/user_directory.py | 230 | ||||
| -rw-r--r-- | synapse/rest/client/v2_alpha/user_directory.py | 8 | ||||
| -rw-r--r-- | synapse/storage/prepare_database.py | 2 | ||||
| -rw-r--r-- | synapse/storage/schema/delta/43/user_share.sql | 32 | ||||
| -rw-r--r-- | synapse/storage/user_directory.py | 296 |
5 files changed, 508 insertions, 60 deletions
diff --git a/synapse/handlers/user_directory.py b/synapse/handlers/user_directory.py index f4451e5dfb..8928786fd6 100644 --- a/synapse/handlers/user_directory.py +++ b/synapse/handlers/user_directory.py @@ -14,12 +14,12 @@ # limitations under the License. import logging - from twisted.internet import defer from synapse.api.constants import EventTypes, JoinRules, Membership from synapse.storage.roommember import ProfileInfo from synapse.util.metrics import Measure +from synapse.util.async import sleep logger = logging.getLogger(__name__) @@ -41,12 +41,15 @@ class UserDirectoyHandler(object): one public room. """ + INITIAL_SLEEP_MS = 50 + def __init__(self, hs): self.store = hs.get_datastore() self.state = hs.get_state_handler() self.server_name = hs.hostname self.clock = hs.get_clock() self.notifier = hs.get_notifier() + self.is_mine_id = hs.is_mine_id self.notifier.add_replication_callback(self.notify_new_event) @@ -55,6 +58,9 @@ class UserDirectoyHandler(object): self.initially_handled_users = set() self.initially_handled_users_in_public = set() + self.initially_handled_users_share = set() + self.initially_handled_users_share_private_room = set() + # The current position in the current_state_delta stream self.pos = None @@ -65,7 +71,7 @@ class UserDirectoyHandler(object): # we start populating the user directory self.clock.call_later(0, self.notify_new_event) - def search_users(self, search_term, limit): + def search_users(self, user_id, search_term, limit): """Searches for users in directory Returns: @@ -82,7 +88,7 @@ class UserDirectoyHandler(object): ] } """ - return self.store.search_user_dir(search_term, limit) + return self.store.search_user_dir(user_id, search_term, limit) @defer.inlineCallbacks def notify_new_event(self): @@ -140,10 +146,14 @@ class UserDirectoyHandler(object): logger.info("Handling room %d/%d", num_processed_rooms, len(room_ids)) yield self._handle_intial_room(room_id) num_processed_rooms += 1 + yield sleep(self.INITIAL_SLEEP_MS / 1000.) logger.info("Processed all rooms.") self.initially_handled_users = None + self.initially_handled_users_in_public = None + self.initially_handled_users_share = None + self.initially_handled_users_share_private_room = None yield self.store.update_user_directory_stream_pos(new_pos) @@ -158,7 +168,8 @@ class UserDirectoyHandler(object): is_public = yield self.store.is_room_world_readable_or_publicly_joinable(room_id) users_with_profile = yield self.state.get_current_user_in_room(room_id) - unhandled_users = set(users_with_profile) - self.initially_handled_users + user_ids = set(users_with_profile) + unhandled_users = user_ids - self.initially_handled_users yield self.store.add_profiles_to_user_dir( room_id, { @@ -175,6 +186,69 @@ class UserDirectoyHandler(object): ) self.initially_handled_users_in_public != unhandled_users + # We now go and figure out the new users who share rooms with user entries + # We sleep aggressively here as otherwise it can starve resources. + # We also batch up inserts/updates, but try to avoid too many at once. + to_insert = set() + to_update = set() + count = 0 + for user_id in user_ids: + if count % 100 == 0: + yield sleep(self.INITIAL_SLEEP_MS / 1000.) + + if not self.is_mine_id(user_id): + count += 1 + continue + + for other_user_id in user_ids: + if user_id == other_user_id: + continue + + if count % 100 == 0: + yield sleep(self.INITIAL_SLEEP_MS / 1000.) + count += 1 + + user_set = (user_id, other_user_id) + + if user_set in self.initially_handled_users_share_private_room: + continue + + if user_set in self.initially_handled_users_share: + if is_public: + continue + to_update.add(user_set) + else: + to_insert.add(user_set) + + if is_public: + self.initially_handled_users_share.add(user_set) + else: + self.initially_handled_users_share_private_room.add(user_set) + + if len(to_insert) > 100: + yield self.store.add_users_who_share_room( + room_id, not is_public, to_insert, + ) + to_insert.clear() + + if len(to_update) > 100: + yield self.store.update_users_who_share_room( + room_id, not is_public, to_update, + ) + to_update.clear() + + if to_insert: + yield self.store.add_users_who_share_room( + room_id, not is_public, to_insert, + ) + to_insert.clear() + + if to_update: + yield self.store.update_users_who_share_room( + room_id, not is_public, to_update, + ) + to_update.clear() + @defer.inlineCallbacks def _handle_deltas(self, deltas): """Called with the state deltas to process @@ -316,12 +390,77 @@ class UserDirectoyHandler(object): room_id ) - if not is_public: - return + if is_public: + row = yield self.store.get_user_in_public_room(user_id) + if not row: + yield self.store.add_users_to_public_room(room_id, [user_id]) - row = yield self.store.get_user_in_public_room(user_id) - if not row: - yield self.store.add_users_to_public_room(room_id, [user_id]) + # Now we update users who share rooms with users. We do this by getting + # all the current users in the room and seeing which aren't already + # marked in the database as sharing with `user_id` + + users_with_profile = yield self.state.get_current_user_in_room(room_id) + + to_insert = set() + to_update = set() + + # First, if they're our user then we need to update for every user + if self.is_mine_id(user_id): + # Returns a map of other_user_id -> shared_private. We only need + # to update mappings if for users that either don't share a room + # already (aren't in the map) or, if the room is private, those that + # only share a public room. + user_ids_shared = yield self.store.get_users_who_share_room_from_dir( + user_id + ) + + for other_user_id in users_with_profile: + if user_id == other_user_id: + continue + + shared_is_private = user_ids_shared.get(other_user_id) + if shared_is_private is True: + # We've already marked in the database they share a private room + continue + elif shared_is_private is False: + # They already share a public room, so only update if this is + # a private room + if not is_public: + to_update.add((user_id, other_user_id)) + elif shared_is_private is None: + # This is the first time they both share a room + to_insert.add((user_id, other_user_id)) + + # Next we need to update for every local user in the room + for other_user_id in users_with_profile: + if user_id == other_user_id: + continue + + if self.is_mine_id(other_user_id): + shared_is_private = yield self.store.get_if_users_share_a_room( + other_user_id, user_id, + ) + if shared_is_private is True: + # We've already marked in the database they share a private room + continue + elif shared_is_private is False: + # They already share a public room, so only update if this is + # a private room + if not is_public: + to_update.add((other_user_id, user_id)) + elif shared_is_private is None: + # This is the first time they both share a room + to_insert.add((other_user_id, user_id)) + + if to_insert: + yield self.store.add_users_who_share_room( + room_id, not is_public, to_insert, + ) + + if to_update: + yield self.store.update_users_who_share_room( + room_id, not is_public, to_update, + ) @defer.inlineCallbacks def _handle_remove_user(self, room_id, user_id): @@ -339,32 +478,29 @@ class UserDirectoyHandler(object): row = yield self.store.get_user_in_public_room(user_id) update_user_in_public = row and row["room_id"] == room_id - if not update_user_in_public and not update_user_dir: - return - - # XXX: Make this faster? - rooms = yield self.store.get_rooms_for_user(user_id) - for j_room_id in rooms: - if not update_user_in_public and not update_user_dir: - break + if (update_user_in_public or update_user_dir): + # XXX: Make this faster? + rooms = yield self.store.get_rooms_for_user(user_id) + for j_room_id in rooms: + if (not update_user_in_public and not update_user_dir): + break - is_in_room = yield self.store.is_host_joined( - j_room_id, self.server_name, - ) + is_in_room = yield self.store.is_host_joined( + j_room_id, self.server_name, + ) - if not is_in_room: - continue + if not is_in_room: + continue - if update_user_dir: - update_user_dir = False - yield self.store.update_user_in_user_dir(user_id, j_room_id) + if update_user_dir: + update_user_dir = False + yield self.store.update_user_in_user_dir(user_id, j_room_id) - if update_user_in_public: is_public = yield self.store.is_room_world_readable_or_publicly_joinable( j_room_id ) - if is_public: + if update_user_in_public and is_public: yield self.store.update_user_in_public_user_list(user_id, j_room_id) update_user_in_public = False @@ -373,6 +509,46 @@ class UserDirectoyHandler(object): elif update_user_in_public: yield self.store.remove_from_user_in_public_room(user_id) + # Now handle users_who_share_rooms. + + # Get a list of user tuples that were in the DB due to this room and + # users (this includes tuples where the other user matches `user_id`) + user_tuples = yield self.store.get_users_in_share_dir_with_room_id( + user_id, room_id, + ) + + for user_id, other_user_id in user_tuples: + # For each user tuple get a list of rooms that they still share, + # trying to find a private room, and update the entry in the DB + rooms = yield self.store.get_rooms_in_common_for_users(user_id, other_user_id) + + # If they dont share a room anymore, remove the mapping + if not rooms: + yield self.store.remove_user_who_share_room( + user_id, other_user_id, + ) + continue + + found_public_share = None + for j_room_id in rooms: + is_public = yield self.store.is_room_world_readable_or_publicly_joinable( + j_room_id + ) + + if is_public: + found_public_share = j_room_id + else: + found_public_share = None + yield self.store.update_users_who_share_room( + room_id, not is_public, [(user_id, other_user_id)], + ) + break + + if found_public_share: + yield self.store.update_users_who_share_room( + room_id, not is_public, [(user_id, other_user_id)], + ) + @defer.inlineCallbacks def _handle_profile_change(self, user_id, room_id, prev_event_id, event_id): """Check member event changes for any profile changes and update the diff --git a/synapse/rest/client/v2_alpha/user_directory.py b/synapse/rest/client/v2_alpha/user_directory.py index 17d3dffc8f..6e012da4aa 100644 --- a/synapse/rest/client/v2_alpha/user_directory.py +++ b/synapse/rest/client/v2_alpha/user_directory.py @@ -55,7 +55,9 @@ class UserDirectorySearchRestServlet(RestServlet): ] } """ - yield self.auth.get_user_by_req(request, allow_guest=False) + requester = yield self.auth.get_user_by_req(request, allow_guest=False) + user_id = requester.user.to_string() + body = parse_json_object_from_request(request) limit = body.get("limit", 10) @@ -66,7 +68,9 @@ class UserDirectorySearchRestServlet(RestServlet): except: raise SynapseError(400, "`search_term` is required field") - results = yield self.user_directory_handler.search_users(search_term, limit) + results = yield self.user_directory_handler.search_users( + user_id, search_term, limit, + ) defer.returnValue((200, results)) diff --git a/synapse/storage/prepare_database.py b/synapse/storage/prepare_database.py index eaba699e29..72b670b83b 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 = 42 +SCHEMA_VERSION = 43 dir_path = os.path.abspath(os.path.dirname(__file__)) diff --git a/synapse/storage/schema/delta/43/user_share.sql b/synapse/storage/schema/delta/43/user_share.sql new file mode 100644 index 0000000000..f552b6eb7b --- /dev/null +++ b/synapse/storage/schema/delta/43/user_share.sql @@ -0,0 +1,32 @@ +/* Copyright 2017 Vector Creations 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. + */ + +-- Table keeping track of who shares a room with who. We only keep track +-- of this for local users, so `user_id` is local users only (but we do keep track +-- of which remote users share a room) +CREATE TABLE users_who_share_rooms ( + user_id TEXT NOT NULL, + other_user_id TEXT NOT NULL, + room_id TEXT NOT NULL, + share_private BOOLEAN NOT NULL -- is the shared room private? i.e. they share a private room +); + + +CREATE UNIQUE INDEX users_who_share_rooms_u_idx ON users_who_share_rooms(user_id, other_user_id); +CREATE INDEX users_who_share_rooms_r_idx ON users_who_share_rooms(room_id, user_id); + + +-- Make sure that we popualte the table initially +UPDATE user_directory_stream_pos SET stream_id = NULL; diff --git a/synapse/storage/user_directory.py b/synapse/storage/user_directory.py index 137aca2881..52b184fe78 100644 --- a/synapse/storage/user_directory.py +++ b/synapse/storage/user_directory.py @@ -16,16 +16,19 @@ from twisted.internet import defer from ._base import SQLBaseStore + from synapse.util.caches.descriptors import cached, cachedInlineCallbacks from synapse.api.constants import EventTypes, JoinRules from synapse.storage.engines import PostgresEngine, Sqlite3Engine from synapse.types import get_domain_from_id, get_localpart_from_id import re +import logging +logger = logging.getLogger(__name__) -class UserDirectoryStore(SQLBaseStore): +class UserDirectoryStore(SQLBaseStore): @cachedInlineCallbacks(cache_context=True) def is_room_world_readable_or_publicly_joinable(self, room_id, cache_context): """Check if the room is either world_readable or publically joinable @@ -270,27 +273,240 @@ class UserDirectoryStore(SQLBaseStore): desc="get_users_in_public_due_to_room", ) + @defer.inlineCallbacks def get_users_in_dir_due_to_room(self, room_id): """Get all user_ids that are in the room directory becuase they're in the given room_id """ - return self._simple_select_onecol( + user_ids_dir = yield self._simple_select_onecol( table="user_directory", keyvalues={"room_id": room_id}, retcol="user_id", desc="get_users_in_dir_due_to_room", ) + user_ids_pub = yield self._simple_select_onecol( + table="users_in_pubic_room", + keyvalues={"room_id": room_id}, + retcol="user_id", + desc="get_users_in_dir_due_to_room", + ) + + user_ids_share = yield self._simple_select_onecol( + table="users_who_share_rooms", + keyvalues={"room_id": room_id}, + retcol="user_id", + desc="get_users_in_dir_due_to_room", + ) + + user_ids = set(user_ids_dir) + user_ids.update(user_ids_pub) + user_ids.update(user_ids_share) + + defer.returnValue(user_ids) + + @defer.inlineCallbacks def get_all_rooms(self): - """Get all room_ids we've ever known about + """Get all room_ids we've ever known about, in ascending order of "size" """ - return self._simple_select_onecol( - table="current_state_events", - keyvalues={}, - retcol="DISTINCT room_id", - desc="get_all_rooms", + sql = """ + SELECT room_id FROM current_state_events + GROUP BY room_id + ORDER BY count(*) ASC + """ + rows = yield self._execute("get_all_rooms", None, sql) + defer.returnValue([room_id for room_id, in rows]) + + def add_users_who_share_room(self, room_id, share_private, user_id_tuples): + """Insert entries into the users_who_share_rooms table. The first + user should be a local user. + + Args: + room_id (str) + share_private (bool): Is the room private + user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. + """ + def _add_users_who_share_room_txn(txn): + self._simple_insert_many_txn( + txn, + table="users_who_share_rooms", + values=[ + { + "user_id": user_id, + "other_user_id": other_user_id, + "room_id": room_id, + "share_private": share_private, + } + for user_id, other_user_id in user_id_tuples + ], + ) + for user_id, other_user_id in user_id_tuples: + txn.call_after( + self.get_users_who_share_room_from_dir.invalidate, + (user_id,), + ) + txn.call_after( + self.get_if_users_share_a_room.invalidate, + (user_id, other_user_id), + ) + return self.runInteraction( + "add_users_who_share_room", _add_users_who_share_room_txn + ) + + def update_users_who_share_room(self, room_id, share_private, user_id_sets): + """Updates entries in the users_who_share_rooms table. The first + user should be a local user. + + Args: + room_id (str) + share_private (bool): Is the room private + user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. + """ + def _update_users_who_share_room_txn(txn): + sql = """ + UPDATE users_who_share_rooms + SET room_id = ?, share_private = ? + WHERE user_id = ? AND other_user_id = ? + """ + txn.executemany( + sql, + ( + (room_id, share_private, uid, oid) + for uid, oid in user_id_sets + ) + ) + for user_id, other_user_id in user_id_sets: + txn.call_after( + self.get_users_who_share_room_from_dir.invalidate, + (user_id,), + ) + txn.call_after( + self.get_if_users_share_a_room.invalidate, + (user_id, other_user_id), + ) + return self.runInteraction( + "update_users_who_share_room", _update_users_who_share_room_txn + ) + + def remove_user_who_share_room(self, user_id, other_user_id): + """Deletes entries in the users_who_share_rooms table. The first + user should be a local user. + + Args: + room_id (str) + share_private (bool): Is the room private + user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs. + """ + def _remove_user_who_share_room_txn(txn): + self._simple_delete_txn( + txn, + table="users_who_share_rooms", + keyvalues={ + "user_id": user_id, + "other_user_id": other_user_id, + }, + ) + txn.call_after( + self.get_users_who_share_room_from_dir.invalidate, + (user_id,), + ) + txn.call_after( + self.get_if_users_share_a_room.invalidate, + (user_id, other_user_id), + ) + + return self.runInteraction( + "remove_user_who_share_room", _remove_user_who_share_room_txn + ) + + @cached(max_entries=500000) + def get_if_users_share_a_room(self, user_id, other_user_id): + """Gets if users share a room. + + Args: + user_id (str): Must be a local user_id + other_user_id (str) + + Returns: + bool|None: None if they don't share a room, otherwise whether they + share a private room or not. + """ + return self._simple_select_one_onecol( + table="users_who_share_rooms", + keyvalues={ + "user_id": user_id, + "other_user_id": other_user_id, + }, + retcol="share_private", + allow_none=True, ) + @cachedInlineCallbacks(max_entries=500000, iterable=True) + def get_users_who_share_room_from_dir(self, user_id): + """Returns the set of users who share a room with `user_id` + + Args: + user_id(str): Must be a local user + + Returns: + dict: user_id -> share_private mapping + """ + rows = yield self._simple_select_list( + table="users_who_share_rooms", + keyvalues={ + "user_id": user_id, + }, + retcols=("other_user_id", "share_private",), + desc="get_users_who_share_room_with_user", + ) + + defer.returnValue({ + row["other_user_id"]: row["share_private"] + for row in rows + }) + + def get_users_in_share_dir_with_room_id(self, user_id, room_id): + """Get all user tuples that are in the users_who_share_rooms due to the + given room_id. + + Returns: + [(user_id, other_user_id)]: where one of the two will match the given + user_id. + """ + sql = """ + SELECT user_id, other_user_id FROM users_who_share_rooms + WHERE room_id = ? AND (user_id = ? OR other_user_id = ?) + """ + return self._execute( + "get_users_in_share_dir_with_room_id", None, sql, room_id, user_id, user_id + ) + + @defer.inlineCallbacks + def get_rooms_in_common_for_users(self, user_id, other_user_id): + """Given two user_ids find out the list of rooms they share. + """ + sql = """ + SELECT room_id FROM ( + SELECT c.room_id FROM current_state_events AS c + INNER JOIN room_memberships USING (event_id) + WHERE type = 'm.room.member' + AND membership = 'join' + AND state_key = ? + ) AS f1 INNER JOIN ( + SELECT c.room_id FROM current_state_events AS c + INNER JOIN room_memberships USING (event_id) + WHERE type = 'm.room.member' + AND membership = 'join' + AND state_key = ? + ) f2 USING (room_id) + """ + + rows = yield self._execute( + "get_rooms_in_common_for_users", None, sql, user_id, other_user_id + ) + + defer.returnValue([room_id for room_id, in rows]) + def delete_all_from_user_dir(self): """Delete the entire user directory """ @@ -298,8 +514,11 @@ class UserDirectoryStore(SQLBaseStore): txn.execute("DELETE FROM user_directory") txn.execute("DELETE FROM user_directory_search") txn.execute("DELETE FROM users_in_pubic_room") + txn.execute("DELETE FROM users_who_share_rooms") txn.call_after(self.get_user_in_directory.invalidate_all) txn.call_after(self.get_user_in_public_room.invalidate_all) + txn.call_after(self.get_users_who_share_room_from_dir.invalidate_all) + txn.call_after(self.get_if_users_share_a_room.invalidate_all) return self.runInteraction( "delete_all_from_user_dir", _delete_all_from_user_dir_txn ) @@ -392,7 +611,7 @@ class UserDirectoryStore(SQLBaseStore): ) @defer.inlineCallbacks - def search_user_dir(self, search_term, limit): + def search_user_dir(self, user_id, search_term, limit): """Searches for users in directory Returns: @@ -418,46 +637,63 @@ class UserDirectoryStore(SQLBaseStore): # The array of numbers are the weights for the various part of the # search: (domain, _, display name, localpart) sql = """ - SELECT user_id, display_name, avatar_url + SELECT d.user_id, display_name, avatar_url FROM user_directory_search - INNER JOIN user_directory USING (user_id) - INNER JOIN users_in_pubic_room USING (user_id) - WHERE vector @@ to_tsquery('english', ?) + INNER JOIN user_directory AS d USING (user_id) + LEFT JOIN users_in_pubic_room AS p USING (user_id) + LEFT JOIN ( + SELECT other_user_id AS user_id FROM users_who_share_rooms + WHERE user_id = ? AND share_private + ) AS s USING (user_id) + WHERE + (s.user_id IS NOT NULL OR p.user_id IS NOT NULL) + AND vector @@ to_tsquery('english', ?) ORDER BY - 2 * ts_rank_cd( - '{0.1, 0.1, 0.9, 1.0}', - vector, - to_tsquery('english', ?), - 8 - ) - + ts_rank_cd( - '{0.1, 0.1, 0.9, 1.0}', - vector, - to_tsquery('english', ?), - 8 + (CASE WHEN s.user_id IS NOT NULL THEN 4.0 ELSE 1.0 END) + * (CASE WHEN display_name IS NOT NULL THEN 1.2 ELSE 1.0 END) + * (CASE WHEN avatar_url IS NOT NULL THEN 1.2 ELSE 1.0 END) + * ( + 3 * ts_rank_cd( + '{0.1, 0.1, 0.9, 1.0}', + vector, + to_tsquery('english', ?), + 8 + ) + + ts_rank_cd( + '{0.1, 0.1, 0.9, 1.0}', + vector, + to_tsquery('english', ?), + 8 + ) ) DESC, display_name IS NULL, avatar_url IS NULL LIMIT ? """ - args = (full_query, exact_query, prefix_query, limit + 1,) + args = (user_id, full_query, exact_query, prefix_query, limit + 1,) elif isinstance(self.database_engine, Sqlite3Engine): search_query = _parse_query_sqlite(search_term) sql = """ - SELECT user_id, display_name, avatar_url + SELECT d.user_id, display_name, avatar_url FROM user_directory_search - INNER JOIN user_directory USING (user_id) - INNER JOIN users_in_pubic_room USING (user_id) - WHERE value MATCH ? + INNER JOIN user_directory AS d USING (user_id) + LEFT JOIN users_in_pubic_room AS p USING (user_id) + LEFT JOIN ( + SELECT other_user_id AS user_id FROM users_who_share_rooms + WHERE user_id = ? AND share_private + ) AS s USING (user_id) + WHERE + (s.user_id IS NOT NULL OR p.user_id IS NOT NULL) + AND value MATCH ? ORDER BY rank(matchinfo(user_directory_search)) DESC, display_name IS NULL, avatar_url IS NULL LIMIT ? """ - args = (search_query, limit + 1) + args = (user_id, search_query, limit + 1) else: # This should be unreachable. raise Exception("Unrecognized database engine") |