Implement initial population of users who share rooms table

This commit is contained in:
Erik Johnston 2017-06-15 09:59:04 +01:00
parent ebcd55d641
commit 72613bc379
2 changed files with 193 additions and 9 deletions

View File

@ -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
@ -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

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@ -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):
@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
@ -281,14 +284,118 @@ class UserDirectoryStore(SQLBaseStore):
desc="get_users_in_dir_due_to_room",
)
@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
)
def delete_all_from_user_dir(self):
@ -298,8 +405,11 @@ 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
)